D Data Tables for Chapter 6

Data Table for Figure 6.1

Table D.1: Number of epistemology articles in each year.
Year Number of Articles
1877 1
1888 1
1894 1
1895 1
1903 1
1910 2
1912 1
1918 1
1920 1
1921 1
1923 1
1924 1
1925 1
1927 1
1929 3
1933 2
1934 3
1935 1
1936 1
1939 1
1941 1
1943 3
1944 1
1945 3
1946 4
1947 1
1948 1
1949 2
1950 1
1951 4
1952 3
1953 5
1954 7
1955 8
1956 11
1957 8
1958 7
1959 8
1960 4
1961 10
1962 14
1963 15
1964 16
1965 20
1966 10
1967 24
1968 20
1969 24
1970 24
1971 25
1972 18
1973 18
1974 22
1975 19
1976 20
1977 19
1978 25
1979 21
1980 36
1981 26
1982 21
1983 27
1984 34
1985 27
1986 35
1987 28
1988 29
1989 33
1990 23
1991 40
1992 42
1993 23
1994 26
1995 27
1996 43
1997 44
1998 29
1999 28
2000 60
2001 32
2002 38
2003 35
2004 45
2005 61
2006 47
2007 65
2008 61
2009 54
2010 71
2011 50
2012 77
2013 68

Data Table for Figure 6.2

Table D.2: Raw number of epistemology articles in topics 1–10 in each year.
Year 1 2 3 4 5 6 7 8 9 10
1946 1 0 0 0 1 0 1 0 0 0
1947 0 0 0 0 0 0 0 0 0 0
1948 1 0 0 0 0 0 0 0 0 0
1949 1 1 0 0 0 0 0 0 0 0
1950 1 0 0 0 0 0 0 0 0 0
1951 0 0 0 1 0 0 2 0 0 0
1952 0 1 0 1 0 0 1 0 0 0
1953 1 4 0 0 0 0 0 0 0 0
1954 0 2 0 0 0 0 2 0 0 0
1955 4 0 1 0 0 0 0 0 0 1
1956 1 4 0 0 0 0 1 0 1 2
1957 1 4 0 0 0 0 3 0 0 0
1958 0 1 2 0 0 0 0 0 0 1
1959 0 3 1 0 1 0 2 0 0 0
1960 0 0 0 0 0 0 0 0 0 0
1961 0 0 2 1 1 0 0 0 0 0
1962 2 1 1 0 0 0 2 0 0 1
1963 2 1 2 0 2 2 1 1 0 0
1964 0 0 2 1 4 2 0 0 2 0
1965 0 3 2 3 1 2 1 0 0 1
1966 0 2 1 1 0 1 1 0 0 2
1967 0 2 1 2 4 2 3 0 0 1
1968 2 1 0 2 0 1 2 0 1 4
1969 3 2 1 1 4 4 0 0 0 1
1970 6 1 0 0 2 4 0 0 0 4
1971 4 6 0 1 1 4 1 0 1 1
1972 2 2 1 0 1 2 2 1 0 1
1973 4 2 0 0 1 2 1 0 1 0
1974 1 2 1 1 2 2 2 2 1 1
1975 0 2 0 0 1 3 2 2 0 1
1976 1 1 0 0 1 4 0 0 1 1
1977 4 1 2 0 1 2 0 1 0 0
1978 1 1 1 0 0 6 1 2 2 1
1979 2 1 0 1 2 1 4 3 1 0
1980 1 3 1 0 1 2 4 1 0 1
1981 1 0 1 0 3 2 2 3 0 1
1982 0 1 0 0 2 3 2 0 1 1
1983 2 1 2 0 2 3 1 0 2 1
1984 1 0 0 1 1 6 3 0 1 1
1985 1 0 0 1 0 5 6 1 2 0
1986 0 0 0 1 1 2 5 1 1 2
1987 0 0 1 0 2 3 4 0 0 0
1988 0 0 0 1 1 1 4 0 0 1
1989 1 1 0 3 1 0 3 0 0 0
1990 1 0 0 1 0 2 2 3 0 1
1991 0 3 1 3 2 1 3 1 0 0
1992 3 2 2 2 1 2 6 1 0 1
1993 1 1 0 2 0 1 4 1 1 2
1994 0 0 2 0 2 1 1 1 0 0
1995 2 0 1 0 2 2 6 0 0 0
1996 0 0 1 0 1 1 1 0 2 1
1997 0 1 3 2 2 1 3 0 1 0
1998 0 1 0 0 1 1 3 0 0 0
1999 2 0 4 1 1 0 2 0 0 0
2000 0 0 0 1 1 2 3 1 2 0
2001 0 0 0 0 3 1 1 0 0 1
2002 4 1 0 1 0 0 0 0 1 2
2003 0 2 0 1 0 1 0 1 1 1
2004 0 0 0 0 1 0 2 0 1 3
2005 1 2 0 0 1 1 1 2 2 2
2006 1 0 0 0 3 0 3 0 0 0
2007 2 0 0 0 2 5 1 0 1 3
2008 0 0 0 0 1 0 4 0 2 0
2009 0 0 1 0 3 0 1 1 0 6
2010 0 0 0 1 3 3 1 1 1 3
2011 0 0 0 0 1 1 0 1 1 3
2012 0 2 0 2 0 2 3 2 1 2
2013 0 0 2 0 0 3 1 0 1 2
Table D.2: Raw number of epistemology articles in topics 11–20 in each year.
Year 11 12 13 14 15 16 17 18 19 20
1946 0 0 0 0 0 0 0 0 0 0
1947 0 0 0 0 1 0 0 0 0 0
1948 0 0 0 0 0 0 0 0 0 0
1949 0 0 0 0 0 0 0 0 0 0
1950 0 0 0 0 0 0 0 0 0 0
1951 0 0 0 0 1 0 0 0 0 0
1952 0 0 0 0 0 0 0 0 0 0
1953 0 0 0 0 0 0 0 0 0 0
1954 0 0 0 0 1 0 0 1 0 0
1955 0 0 1 0 0 1 0 0 0 0
1956 0 0 0 0 0 1 0 0 1 0
1957 0 0 0 0 0 0 0 0 0 0
1958 1 0 0 0 0 0 0 0 0 0
1959 0 0 0 1 0 0 0 0 0 0
1960 1 0 0 0 1 0 0 0 0 0
1961 1 0 0 0 0 2 2 1 0 0
1962 2 0 1 0 0 0 0 1 0 0
1963 0 0 0 1 0 0 0 0 0 0
1964 0 1 1 1 0 0 0 1 0 0
1965 0 2 0 0 0 0 0 2 0 1
1966 0 1 0 0 0 0 0 0 1 0
1967 1 1 1 1 0 0 0 0 1 2
1968 0 2 1 0 0 0 1 0 0 1
1969 0 0 1 1 0 0 2 0 0 1
1970 1 0 0 0 0 0 0 0 1 0
1971 0 0 2 1 0 0 0 0 1 0
1972 1 0 0 1 0 0 1 1 0 0
1973 0 0 1 1 0 0 0 0 0 1
1974 1 0 0 0 0 0 0 1 0 0
1975 0 0 0 1 1 0 0 0 0 0
1976 0 0 0 0 0 0 0 0 4 0
1977 0 1 0 0 0 1 0 1 2 0
1978 0 1 0 1 0 1 0 0 1 1
1979 0 0 0 0 0 0 1 1 0 0
1980 0 0 2 3 0 0 1 0 3 4
1981 0 0 2 0 0 0 0 3 0 4
1982 2 0 0 1 0 2 0 0 1 0
1983 1 1 0 0 0 1 0 1 0 2
1984 0 2 2 0 2 1 0 2 1 2
1985 0 0 1 0 1 2 0 0 0 1
1986 0 0 3 0 0 0 0 0 2 1
1987 1 1 4 1 4 0 0 1 0 2
1988 1 1 0 0 2 2 1 0 6 0
1989 2 1 2 0 0 0 0 1 0 4
1990 1 0 0 0 1 0 1 0 1 0
1991 1 0 0 0 0 0 0 1 4 1
1992 0 2 0 0 0 0 0 1 2 2
1993 1 0 1 0 0 0 0 0 1 2
1994 1 0 0 0 0 0 0 1 1 2
1995 2 0 0 0 0 0 0 1 0 1
1996 0 1 2 1 0 1 1 1 8 2
1997 2 0 0 0 0 1 0 3 1 5
1998 0 0 4 0 2 1 0 2 2 3
1999 0 0 0 0 0 2 0 1 0 5
2000 2 0 1 0 1 2 0 6 2 3
2001 1 2 3 0 2 2 0 2 1 2
2002 0 0 1 0 0 2 0 1 1 1
2003 0 2 1 0 1 0 2 1 2 0
2004 0 0 2 0 2 1 4 2 4 2
2005 0 1 2 2 1 0 0 3 2 3
2006 1 0 1 0 3 1 0 2 3 2
2007 5 0 2 3 0 3 5 1 2 2
2008 0 2 0 2 1 1 3 1 1 2
2009 1 1 0 2 0 2 2 2 3 1
2010 1 0 1 3 1 0 0 3 0 1
2011 2 0 0 0 2 2 0 4 1 2
2012 2 0 1 2 1 0 0 1 2 0
2013 1 3 2 5 2 1 2 1 0 1
Table D.2: Raw number of epistemology articles in topics 21–30 in each year.
Year 21 22 23 24 25 26 27 28 29 30
1946 1 0 0 0 0 0 0 0 0 0
1947 0 0 0 0 0 0 0 0 0 0
1948 0 0 0 0 0 0 0 0 0 0
1949 0 0 0 0 0 0 0 0 0 0
1950 0 0 0 0 0 0 0 0 0 0
1951 0 0 0 0 0 0 0 0 0 0
1952 0 0 0 0 0 0 0 0 0 0
1953 0 0 0 0 0 0 0 0 0 0
1954 0 1 0 0 0 0 0 0 0 0
1955 0 0 0 0 0 0 0 0 0 0
1956 0 0 0 0 0 0 0 0 0 0
1957 0 0 0 0 0 0 0 0 0 0
1958 0 0 0 1 0 0 0 0 1 0
1959 0 0 0 0 0 0 0 0 0 0
1960 0 0 0 0 0 1 0 0 0 0
1961 0 0 0 0 0 0 0 0 0 0
1962 1 0 0 1 0 1 0 0 0 0
1963 1 0 0 0 1 0 0 1 0 0
1964 0 0 0 0 0 1 0 0 0 0
1965 0 1 0 0 0 0 0 0 0 0
1966 0 0 0 0 0 0 0 0 0 0
1967 0 0 0 0 0 0 0 0 0 0
1968 1 0 0 0 0 1 0 0 0 0
1969 1 0 1 0 0 0 0 0 0 0
1970 1 1 0 0 0 0 1 0 1 1
1971 0 0 0 0 0 0 0 0 1 0
1972 0 0 1 0 0 0 0 0 0 0
1973 1 0 0 0 1 0 0 0 0 0
1974 1 0 0 0 0 0 0 0 0 0
1975 1 0 0 0 0 0 0 1 1 1
1976 0 2 1 0 0 0 1 0 0 1
1977 0 0 0 0 0 1 0 0 0 0
1978 0 0 0 3 0 0 0 0 1 0
1979 2 0 0 0 0 0 0 0 0 0
1980 0 0 0 0 0 1 0 0 2 0
1981 0 0 0 0 0 0 0 1 0 2
1982 1 0 0 1 0 0 1 1 0 0
1983 1 2 0 0 1 0 1 0 0 1
1984 0 1 3 0 0 0 0 1 1 0
1985 1 1 1 0 0 0 0 1 1 1
1986 2 2 1 0 1 0 4 1 0 0
1987 1 0 0 0 0 0 0 1 0 2
1988 0 1 1 1 0 0 1 1 0 1
1989 1 2 0 0 4 1 2 2 0 0
1990 3 1 1 1 0 0 0 0 0 1
1991 0 5 3 1 1 0 2 2 0 3
1992 1 3 5 0 0 0 1 0 0 0
1993 0 2 1 0 0 0 0 0 0 0
1994 1 1 3 1 0 0 1 1 1 0
1995 0 0 2 1 0 0 1 0 1 1
1996 1 3 2 2 2 0 3 0 2 1
1997 1 0 4 1 1 0 3 0 1 0
1998 2 1 1 0 0 0 0 0 1 0
1999 0 1 1 1 0 0 1 1 0 0
2000 2 4 5 1 1 1 3 1 1 1
2001 1 2 1 0 0 0 2 0 0 0
2002 2 2 1 2 1 1 0 0 1 3
2003 2 2 1 1 0 1 2 0 2 3
2004 0 0 2 2 0 1 0 0 0 0
2005 3 1 2 0 0 2 1 0 1 1
2006 0 1 1 0 0 0 0 1 3 3
2007 0 0 3 0 1 1 2 1 4 2
2008 2 1 0 1 1 0 1 1 6 0
2009 3 3 0 0 0 1 1 0 1 0
2010 3 3 0 0 1 2 0 3 2 3
2011 3 1 0 0 1 2 1 3 1 1
2012 2 1 0 2 2 2 5 3 0 2
2013 1 0 0 3 1 1 0 1 5 2
Table D.2: Raw number of epistemology articles in topics 31–40 in each year.
Year 31 32 33 34 35 36 37 38 39 40
1946 0 0 0 0 0 0 0 0 0 0
1947 0 0 0 0 0 0 0 0 0 0
1948 0 0 0 0 0 0 0 0 0 0
1949 0 0 0 0 0 0 0 0 0 0
1950 0 0 0 0 0 0 0 0 0 0
1951 0 0 0 0 0 0 0 0 0 0
1952 0 0 0 0 0 0 0 0 0 0
1953 0 0 0 0 0 0 0 0 0 0
1954 0 0 0 0 0 0 0 0 0 0
1955 0 0 0 0 0 0 0 0 0 0
1956 0 0 0 0 0 0 0 0 0 0
1957 0 0 0 0 0 0 0 0 0 0
1958 0 0 0 0 0 0 0 0 0 0
1959 0 0 0 0 0 0 0 0 0 0
1960 0 0 0 0 1 0 0 0 0 0
1961 0 0 0 0 0 0 0 0 0 0
1962 0 0 0 0 0 0 0 0 0 0
1963 0 0 0 0 0 0 0 0 0 0
1964 0 0 0 0 0 0 0 0 0 0
1965 0 1 0 0 0 0 0 0 0 0
1966 0 0 0 0 0 0 0 0 0 0
1967 0 0 2 0 0 0 0 0 0 0
1968 0 0 0 0 0 0 0 0 0 0
1969 0 0 0 1 0 0 0 0 0 0
1970 0 0 0 0 0 0 0 0 0 0
1971 0 0 0 0 0 1 0 0 0 0
1972 0 0 1 0 0 0 0 0 0 0
1973 0 0 1 0 0 1 0 0 0 0
1974 0 0 2 0 0 0 2 0 0 0
1975 0 0 0 2 0 0 0 0 0 0
1976 1 0 1 0 0 0 0 0 0 0
1977 0 0 1 0 0 0 0 0 0 1
1978 0 0 0 0 0 1 0 0 0 0
1979 0 0 0 1 0 0 0 1 0 0
1980 3 1 0 1 0 0 0 1 0 0
1981 0 1 0 0 0 0 0 0 0 0
1982 0 0 1 0 0 0 0 0 0 0
1983 0 0 0 1 0 0 0 0 0 0
1984 0 0 1 0 0 0 1 0 0 0
1985 0 0 0 0 0 0 0 0 0 0
1986 0 0 1 0 0 4 0 0 0 0
1987 0 0 0 0 0 0 0 0 0 0
1988 1 0 0 0 0 1 0 0 0 0
1989 0 0 0 0 0 1 1 0 0 0
1990 0 0 0 1 0 0 1 0 0 0
1991 1 1 0 0 0 0 0 0 0 0
1992 1 1 1 1 0 1 0 0 0 0
1993 0 2 0 0 0 0 0 0 0 0
1994 0 1 1 1 0 1 1 0 0 0
1995 1 1 0 1 0 0 0 0 1 0
1996 0 0 0 1 0 2 0 0 0 0
1997 2 0 1 0 0 3 0 0 1 1
1998 0 0 0 0 1 0 1 0 0 2
1999 2 1 0 0 0 0 0 0 1 1
2000 3 4 0 1 2 0 1 0 1 1
2001 2 0 0 0 0 1 1 0 0 1
2002 2 0 2 0 0 1 3 1 0 1
2003 0 2 0 0 0 1 2 0 0 0
2004 4 0 1 0 2 3 5 0 1 0
2005 1 3 2 0 0 10 2 3 1 2
2006 0 7 1 0 1 3 2 2 1 1
2007 0 2 5 0 1 1 2 0 3 0
2008 3 1 6 4 1 5 3 2 2 1
2009 0 2 1 1 3 4 5 2 0 1
2010 1 1 2 4 3 8 4 3 3 2
2011 0 0 4 3 0 0 5 1 2 2
2012 2 2 4 4 3 3 3 4 1 9
2013 0 1 4 3 4 2 4 0 3 6

Data Table for Figures 6.3 and 6.4

Table D.3: Weighted number of epistemology articles in topics 1–10 in each year.
Year 1 2 3 4 5 6 7 8 9 10
1946 0.8 0.2 0.0 0.0 0.5 0.0 0.6 0.1 0.1 0.0
1947 0.0 0.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1948 0.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1949 0.3 0.8 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.1
1950 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1951 0.0 0.6 0.0 0.9 0.2 0.1 1.4 0.0 0.0 0.0
1952 0.0 1.0 0.0 1.0 0.1 0.0 0.9 0.0 0.0 0.0
1953 1.1 2.7 0.0 0.0 0.2 0.0 0.0 0.0 0.2 0.2
1954 0.2 2.4 0.0 0.0 0.6 0.1 1.6 0.1 0.1 0.0
1955 1.6 0.4 0.7 0.0 0.4 0.0 0.0 0.3 0.1 0.4
1956 0.6 3.5 0.1 0.1 0.3 0.2 0.9 0.1 0.6 2.0
1957 0.8 3.4 0.0 0.0 0.0 0.1 2.1 0.5 0.1 0.4
1958 0.5 0.9 1.5 0.0 0.1 0.2 0.5 0.0 0.0 0.8
1959 0.9 1.7 0.5 0.1 0.5 0.0 1.6 0.0 0.3 0.1
1960 0.1 0.2 0.0 0.0 0.2 0.0 0.1 0.2 0.1 0.0
1961 0.2 0.4 1.9 0.8 0.9 0.0 0.2 0.5 0.3 0.0
1962 1.6 1.8 0.9 0.0 0.4 0.0 1.7 0.0 0.2 0.6
1963 1.8 2.0 1.5 0.0 1.9 1.8 0.8 0.7 0.1 0.1
1964 0.8 1.2 1.8 0.8 2.1 2.0 0.0 0.0 1.2 0.0
1965 0.2 2.2 1.7 3.0 1.4 1.7 1.0 0.2 0.4 0.7
1966 0.1 1.8 1.0 0.9 0.7 1.2 0.7 0.0 0.0 1.3
1967 0.9 2.4 1.1 2.0 3.3 1.8 2.1 0.1 0.4 1.3
1968 1.7 3.0 0.4 1.1 1.2 1.1 1.4 0.2 0.9 2.2
1969 3.0 1.4 0.9 0.8 3.0 3.5 0.1 0.7 0.4 1.1
1970 5.3 1.6 0.2 0.0 2.7 3.9 0.3 0.2 0.3 2.1
1971 2.5 5.6 0.0 0.8 1.8 2.7 1.2 0.7 0.7 1.5
1972 1.2 1.9 0.5 0.0 1.3 1.9 2.3 0.7 0.1 0.7
1973 3.6 1.3 0.4 0.0 1.7 1.8 1.3 0.1 1.3 0.3
1974 1.4 1.8 1.2 1.2 2.5 1.8 1.5 0.9 0.8 0.7
1975 0.2 1.5 0.8 0.0 1.8 2.1 1.6 1.9 0.3 0.6
1976 1.3 1.5 0.3 0.0 1.3 4.2 0.2 0.1 0.8 1.2
1977 2.8 1.1 1.8 0.0 1.3 1.0 0.4 0.7 0.7 0.8
1978 1.5 0.9 2.2 0.0 0.8 4.4 0.4 1.1 1.2 1.0
1979 2.0 0.9 0.4 1.1 1.7 1.3 3.8 1.6 1.0 0.2
1980 0.8 2.4 1.5 0.1 1.8 1.8 4.0 0.6 0.4 0.9
1981 0.9 0.8 1.2 0.0 2.6 1.3 2.1 2.5 0.5 0.8
1982 0.7 0.3 0.2 0.1 1.6 2.3 1.6 0.3 1.1 1.0
1983 1.6 0.8 1.7 0.0 2.4 3.2 1.1 0.1 1.0 0.7
1984 0.9 0.6 0.5 0.5 1.7 5.2 2.7 0.6 0.8 1.0
1985 1.0 0.3 0.0 1.0 1.3 3.7 5.6 1.1 1.3 0.0
1986 0.6 0.2 0.3 1.1 2.2 1.9 3.3 0.7 1.1 1.4
1987 0.6 0.4 1.0 0.3 2.0 1.3 3.0 0.3 0.7 0.1
1988 0.1 0.1 0.3 0.9 1.0 0.8 3.0 1.5 0.7 0.8
1989 0.6 1.0 0.4 2.4 1.5 1.0 2.8 0.3 0.1 0.5
1990 0.7 1.2 1.1 0.7 0.8 0.9 2.0 1.7 0.1 0.5
1991 0.1 2.4 1.8 2.9 1.8 0.4 2.8 1.5 0.4 0.0
1992 1.7 1.8 1.7 1.4 1.8 1.5 3.7 1.4 0.3 1.2
1993 1.0 0.5 0.4 1.8 1.0 0.5 3.1 0.9 0.6 1.8
1994 0.2 0.1 1.1 0.0 2.0 0.8 1.1 0.7 0.1 0.0
1995 1.0 0.5 0.7 0.0 1.5 1.5 4.5 0.2 0.4 0.4
1996 0.4 0.8 1.2 0.2 1.4 1.1 1.4 1.1 1.8 0.6
1997 0.7 1.8 2.2 1.5 1.5 1.1 2.2 0.6 1.2 0.0
1998 0.8 0.7 0.5 0.0 1.5 0.9 2.5 0.3 0.7 0.6
1999 1.4 0.4 2.7 0.8 1.3 1.0 1.6 0.3 0.3 0.1
2000 0.4 0.7 0.5 0.6 2.1 2.1 2.1 2.2 1.9 0.2
2001 0.2 0.3 0.2 0.0 3.1 0.6 1.0 0.6 0.5 1.2
2002 2.3 1.2 0.5 0.3 0.6 0.7 0.4 0.8 0.8 2.2
2003 0.4 1.6 0.4 0.4 0.9 1.1 0.5 0.7 1.4 1.4
2004 0.2 0.2 0.2 0.1 2.0 1.2 2.0 0.7 1.4 1.9
2005 1.4 1.9 0.2 0.4 2.7 1.9 0.6 2.0 1.6 1.8
2006 1.2 0.4 0.1 0.0 2.7 0.9 2.2 0.4 0.4 0.1
2007 1.2 0.3 0.3 0.1 3.4 4.4 0.5 1.0 1.6 2.3
2008 0.3 0.3 0.6 0.2 0.9 0.1 3.1 1.6 1.8 0.2
2009 0.5 0.6 1.0 0.3 3.2 0.4 1.3 0.8 0.5 6.0
2010 0.8 0.4 0.3 0.6 3.3 1.8 1.2 1.6 1.3 2.8
2011 1.1 0.3 0.8 0.0 1.6 0.6 1.4 1.4 1.1 2.4
2012 0.6 1.3 0.7 1.6 1.5 1.5 2.1 2.3 2.0 2.5
2013 0.4 0.6 1.7 0.1 1.7 1.9 1.7 0.5 2.0 1.5
Table D.3: Weighted number of epistemology articles in topics 11–20 in each year.
Year 11 12 13 14 15 16 17 18 19 20
1946 0.3 0.0 0.0 0.0 0.1 0.0 0.0 0.2 0.0 0.0
1947 0.0 0.0 0.0 0.0 0.5 0.0 0.0 0.0 0.0 0.0
1948 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1949 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1950 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0
1951 0.0 0.0 0.0 0.0 0.8 0.0 0.0 0.0 0.0 0.0
1952 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1953 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0
1954 0.4 0.0 0.2 0.0 0.4 0.1 0.0 0.4 0.0 0.0
1955 0.1 0.0 1.0 0.0 0.4 0.7 0.2 0.7 0.2 0.0
1956 0.0 0.0 0.2 0.2 0.1 0.4 0.1 0.2 0.6 0.1
1957 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.3 0.1 0.0
1958 0.5 0.0 0.2 0.1 0.2 0.0 0.0 0.0 0.1 0.0
1959 0.1 0.0 0.2 0.5 0.1 0.0 0.0 0.1 0.2 0.0
1960 0.7 0.0 0.1 0.0 0.7 0.4 0.0 0.0 0.0 0.0
1961 0.7 0.0 0.1 0.2 0.1 0.7 1.2 0.7 0.7 0.0
1962 1.7 0.2 0.5 0.2 0.0 0.2 0.0 0.6 0.2 0.0
1963 0.2 0.2 0.5 0.9 0.1 0.0 0.1 0.0 0.1 0.1
1964 0.1 0.6 1.1 0.8 0.1 0.2 0.3 0.4 0.4 0.0
1965 0.4 1.1 0.5 0.1 0.1 0.0 0.0 1.6 0.1 0.8
1966 0.1 0.4 0.1 0.3 0.0 0.1 0.0 0.0 0.3 0.1
1967 0.8 0.4 1.1 0.8 0.0 0.2 0.0 0.0 0.9 1.4
1968 0.0 1.1 1.5 0.1 0.1 0.0 0.8 0.1 0.0 1.0
1969 0.6 0.6 1.2 1.1 0.2 0.4 1.2 0.1 0.1 0.8
1970 0.6 0.4 0.4 0.4 0.0 0.4 0.2 0.4 0.6 0.0
1971 0.0 0.1 1.6 1.4 0.0 0.0 0.3 0.4 0.8 0.1
1972 0.9 0.1 0.1 0.7 0.2 0.0 1.1 1.1 0.3 0.6
1973 0.0 0.0 0.6 0.4 0.0 0.0 0.2 0.2 0.6 1.3
1974 0.8 0.0 0.8 0.0 0.2 0.0 0.2 0.6 0.1 0.0
1975 1.1 0.2 0.0 0.4 0.6 0.0 0.3 0.3 0.4 0.2
1976 0.0 0.0 0.3 0.0 0.1 0.0 0.5 0.1 2.8 0.0
1977 0.3 0.6 0.1 0.1 0.3 0.6 0.2 0.3 2.2 0.1
1978 0.3 0.5 0.3 0.6 0.1 0.7 0.3 0.5 1.6 1.1
1979 0.3 0.0 0.5 0.3 0.0 0.1 0.9 0.4 0.0 0.0
1980 0.2 1.1 1.3 1.6 0.1 0.5 1.2 0.8 2.1 3.3
1981 0.4 0.4 1.4 0.1 0.1 0.0 0.2 1.7 0.4 3.4
1982 2.2 0.2 0.5 0.4 0.3 1.8 0.3 0.0 1.1 0.0
1983 1.4 1.2 0.3 0.2 0.1 0.7 0.3 0.4 0.9 1.3
1984 0.8 1.6 1.1 0.1 1.4 0.6 0.2 2.3 1.5 1.3
1985 0.4 0.0 0.4 0.0 1.0 1.6 0.2 0.3 0.2 0.9
1986 0.4 0.4 2.9 0.2 0.1 0.4 0.7 0.6 1.8 1.5
1987 1.0 0.5 2.8 0.5 2.5 0.1 0.6 1.1 0.7 1.8
1988 1.0 0.4 0.1 0.0 2.0 1.0 0.9 0.3 4.6 0.1
1989 1.9 1.7 1.9 0.2 0.2 0.0 0.1 0.4 0.6 2.6
1990 0.9 0.0 0.7 0.1 0.3 0.3 0.8 0.3 1.7 0.1
1991 1.2 0.4 0.4 0.6 0.2 0.7 0.7 1.3 3.1 0.5
1992 1.1 1.9 0.4 0.4 0.1 0.0 0.0 1.2 2.4 1.6
1993 0.8 0.4 0.4 0.0 0.0 0.1 0.0 0.9 1.6 1.3
1994 1.6 0.1 0.0 0.4 0.0 0.6 0.0 0.9 1.6 2.0
1995 2.1 0.3 0.2 0.0 0.0 0.0 0.0 1.5 0.8 0.7
1996 0.5 2.0 1.5 0.7 0.5 0.5 0.5 1.3 5.4 1.6
1997 1.4 0.3 0.2 0.0 0.3 0.4 0.6 2.6 1.7 5.1
1998 0.5 0.4 2.7 0.0 1.0 0.6 0.0 1.3 1.7 2.3
1999 0.5 0.7 0.4 0.0 0.3 1.0 0.0 0.8 0.7 4.3
2000 2.0 0.6 1.5 0.6 0.6 1.1 0.1 4.5 2.4 2.1
2001 0.7 1.1 2.1 0.1 1.6 1.4 0.0 1.9 1.5 1.6
2002 0.8 0.2 0.6 0.0 0.1 0.9 0.1 1.4 1.3 1.3
2003 0.6 1.3 0.6 0.1 0.5 0.3 2.1 1.4 1.5 0.6
2004 0.2 0.0 2.6 0.2 1.5 0.6 1.7 1.4 4.2 1.9
2005 0.6 0.5 1.4 1.2 0.8 0.5 0.3 2.5 2.8 2.7
2006 0.6 0.2 1.4 0.5 2.2 0.6 0.0 1.4 4.5 1.9
2007 3.8 0.6 1.1 2.1 0.6 1.8 4.5 1.4 2.0 1.3
2008 0.5 1.8 0.6 1.4 1.1 0.5 2.3 1.2 2.5 2.1
2009 0.8 1.1 0.7 1.1 0.6 1.5 1.8 1.7 3.0 1.0
2010 1.2 0.8 1.6 3.0 1.1 0.1 0.5 2.6 1.0 0.7
2011 1.5 0.3 0.1 0.2 1.9 1.5 0.2 2.5 2.1 1.8
2012 1.6 0.2 1.5 1.3 1.2 0.2 0.3 1.3 2.0 0.8
2013 1.5 2.9 1.8 3.3 1.4 0.8 1.2 0.9 1.7 1.1
Table D.3: Weighted number of epistemology articles in topics 21–30 in each year.
Year 21 22 23 24 25 26 27 28 29 30
1946 0.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2
1947 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1948 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0
1949 0.1 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.3
1950 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1951 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1952 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1953 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.0
1954 0.0 0.4 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0
1955 0.1 0.0 0.0 0.2 0.0 0.0 0.0 0.0 0.1 0.0
1956 0.0 0.0 0.0 0.0 0.1 0.0 0.1 0.0 0.0 0.3
1957 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1958 0.2 0.0 0.0 0.4 0.0 0.0 0.0 0.0 0.5 0.0
1959 0.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.2 0.0
1960 0.1 0.0 0.0 0.0 0.0 0.6 0.0 0.0 0.0 0.0
1961 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1962 0.5 0.2 0.1 0.9 0.0 0.6 0.0 0.0 0.0 0.0
1963 0.6 0.0 0.0 0.0 0.4 0.1 0.0 0.7 0.0 0.0
1964 0.1 0.0 0.0 0.1 0.1 0.6 0.0 0.0 0.1 0.0
1965 0.3 0.5 0.0 0.0 0.0 0.0 0.1 0.2 0.0 0.0
1966 0.0 0.0 0.0 0.0 0.2 0.0 0.3 0.0 0.0 0.0
1967 0.8 0.1 0.0 0.0 0.0 0.1 0.0 0.1 0.0 0.0
1968 0.8 0.0 0.0 0.0 0.1 0.5 0.0 0.0 0.0 0.1
1969 0.4 0.1 0.7 0.0 0.1 0.0 0.0 0.0 0.3 0.1
1970 0.4 0.4 0.0 0.0 0.0 0.1 0.8 0.0 0.5 0.8
1971 0.0 0.0 0.1 0.0 0.0 0.1 0.0 0.0 0.4 0.1
1972 0.2 0.0 0.4 0.2 0.0 0.0 0.0 0.0 0.5 0.3
1973 0.8 0.0 0.1 0.1 0.3 0.0 0.2 0.0 0.0 0.0
1974 0.5 0.4 0.3 0.3 0.1 0.3 0.0 0.0 0.0 0.3
1975 0.6 0.0 0.0 0.0 0.3 0.1 0.0 0.8 0.4 0.4
1976 0.1 1.1 1.0 0.2 0.0 0.1 0.8 0.0 0.1 0.6
1977 0.0 0.0 0.0 0.1 0.0 0.5 0.2 0.6 0.0 0.2
1978 0.0 0.1 0.0 2.5 0.2 0.2 0.1 0.0 0.6 0.2
1979 1.2 0.5 0.1 0.1 0.5 0.0 0.0 0.0 0.2 0.0
1980 0.1 0.1 0.2 0.3 0.1 1.1 1.0 0.5 1.3 0.0
1981 0.1 0.2 0.3 0.2 0.0 0.1 0.0 0.7 0.1 0.9
1982 0.8 0.1 0.0 0.7 0.0 0.1 1.3 0.4 0.0 0.2
1983 1.1 1.6 0.3 0.3 0.5 0.1 0.9 0.0 0.0 0.9
1984 0.4 1.0 2.4 0.0 0.1 0.2 0.1 1.1 1.0 0.2
1985 1.1 0.7 0.9 0.4 0.0 0.3 0.0 0.8 0.8 0.4
1986 2.1 1.3 1.4 0.2 0.6 0.3 3.4 0.6 0.0 0.1
1987 0.6 0.4 0.3 0.3 0.1 0.4 0.1 0.7 0.3 1.4
1988 0.1 1.1 1.0 1.6 0.3 0.3 0.9 0.8 0.0 0.9
1989 1.1 1.4 0.2 0.3 3.1 1.1 1.8 1.7 0.0 0.2
1990 2.2 1.4 1.0 0.4 0.0 0.1 0.1 0.0 0.3 0.7
1991 0.2 3.5 2.9 1.1 1.1 0.0 1.4 1.3 0.5 2.1
1992 0.8 2.1 4.6 1.0 0.0 0.2 1.3 0.0 0.7 0.8
1993 0.4 1.4 0.9 0.1 0.0 0.3 0.3 0.0 0.4 0.1
1994 1.4 1.3 2.6 1.1 0.0 0.0 1.1 0.9 0.5 0.1
1995 0.0 0.3 1.8 0.6 0.1 0.2 1.1 0.2 1.2 0.9
1996 1.4 3.9 1.7 1.3 1.2 0.2 1.5 0.6 1.2 0.9
1997 1.0 0.6 3.9 0.7 0.9 0.0 2.5 0.2 0.8 0.4
1998 1.2 1.1 1.1 0.3 0.0 0.0 0.3 0.1 0.5 0.2
1999 0.0 1.0 0.9 0.9 0.0 0.0 1.0 0.7 0.1 0.5
2000 2.1 3.7 4.3 1.7 1.1 1.0 2.9 1.2 0.4 0.6
2001 1.0 1.5 0.7 0.6 0.1 0.1 1.4 0.2 0.6 0.2
2002 1.8 2.4 1.0 1.6 1.4 0.9 0.2 0.6 0.3 1.4
2003 2.0 1.0 1.0 1.0 0.8 0.7 1.6 0.3 1.7 1.9
2004 0.2 0.2 1.6 1.1 0.0 0.9 0.9 0.5 0.3 0.3
2005 1.6 1.3 1.7 0.5 0.1 2.2 0.8 0.0 1.4 1.1
2006 0.5 1.1 0.5 0.8 0.2 0.3 0.4 0.8 2.9 2.0
2007 0.8 1.0 2.4 0.2 1.0 1.8 1.3 0.8 3.5 1.6
2008 2.0 1.8 0.8 1.5 1.0 0.9 1.2 1.5 3.7 0.1
2009 2.2 2.0 0.4 0.3 0.1 0.7 1.1 0.1 1.3 0.5
2010 2.2 3.0 1.6 0.2 0.9 2.0 0.5 2.1 2.5 2.3
2011 1.7 0.9 0.2 1.2 0.8 1.3 0.8 2.3 1.8 1.2
2012 1.6 1.6 0.8 1.6 2.1 2.6 4.4 2.2 0.9 1.7
2013 0.8 0.7 0.5 2.2 1.1 1.1 0.5 0.8 4.1 2.1
Table D.3: Weighted number of epistemology articles in topics 31–40 in each year.
Year 31 32 33 34 35 36 37 38 39 40
1946 0.0 0.1 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1947 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1948 0.0 0.1 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.0
1949 0.0 0.0 0.1 0.0 0.1 0.0 0.0 0.0 0.0 0.0
1950 0.0 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.1
1951 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1952 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1953 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1954 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1955 0.0 0.1 0.0 0.0 0.0 0.0 0.3 0.0 0.0 0.0
1956 0.0 0.0 0.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1957 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1958 0.0 0.0 0.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0
1959 0.1 0.1 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0
1960 0.0 0.0 0.0 0.0 0.4 0.0 0.0 0.0 0.1 0.0
1961 0.0 0.0 0.0 0.0 0.3 0.0 0.0 0.0 0.0 0.0
1962 0.0 0.1 0.2 0.0 0.0 0.0 0.5 0.0 0.0 0.0
1963 0.0 0.0 0.0 0.0 0.1 0.0 0.0 0.0 0.0 0.0
1964 0.4 0.0 0.0 0.0 0.0 0.1 0.2 0.1 0.0 0.0
1965 0.0 0.6 0.7 0.0 0.0 0.0 0.0 0.2 0.0 0.1
1966 0.0 0.0 0.0 0.3 0.0 0.0 0.0 0.0 0.0 0.0
1967 0.0 0.1 1.1 0.0 0.0 0.1 0.5 0.1 0.0 0.1
1968 0.0 0.0 0.5 0.0 0.1 0.0 0.0 0.1 0.0 0.0
1969 0.1 0.2 0.0 0.4 0.0 0.0 0.2 0.0 0.0 0.1
1970 0.0 0.1 0.4 0.0 0.0 0.1 0.2 0.0 0.0 0.0
1971 0.3 0.1 0.9 0.0 0.0 0.8 0.0 0.0 0.1 0.0
1972 0.0 0.0 0.4 0.0 0.0 0.0 0.0 0.1 0.0 0.0
1973 0.1 0.0 0.3 0.1 0.0 0.7 0.0 0.0 0.2 0.1
1974 0.1 0.0 1.0 0.4 0.0 0.0 1.2 0.0 0.0 0.4
1975 0.0 0.2 0.2 1.0 0.3 0.1 0.0 0.0 0.0 0.0
1976 0.6 0.0 0.5 0.0 0.0 0.0 0.0 0.2 0.0 0.0
1977 0.0 0.0 0.7 0.0 0.0 0.0 0.3 0.0 0.0 0.8
1978 0.0 0.0 0.6 0.0 0.0 0.8 0.0 0.1 0.0 0.0
1979 0.1 0.1 0.3 0.6 0.0 0.0 0.0 0.7 0.0 0.0
1980 1.5 0.3 0.5 0.9 0.0 0.0 0.4 0.8 0.2 0.4
1981 0.0 0.7 0.9 0.2 0.0 0.0 0.0 0.1 0.0 0.5
1982 0.1 0.0 0.7 0.0 0.1 0.1 0.1 0.2 0.2 0.0
1983 0.1 0.1 0.2 0.4 0.0 0.1 0.3 0.2 0.3 0.1
1984 0.4 0.0 0.7 0.0 0.0 0.1 0.7 0.0 0.1 0.2
1985 0.4 0.0 0.2 0.0 0.0 0.1 0.1 0.0 0.0 0.1
1986 0.3 0.0 1.0 0.2 0.0 1.5 0.1 0.1 0.0 0.2
1987 0.1 0.3 0.7 0.0 0.0 0.2 0.5 0.2 0.1 0.2
1988 0.5 0.4 0.3 0.1 0.1 0.4 0.3 0.1 0.0 0.2
1989 0.4 0.0 0.2 0.0 0.1 0.4 0.5 0.1 0.0 0.3
1990 0.1 0.0 0.5 0.7 0.0 0.0 0.5 0.0 0.0 0.0
1991 1.2 0.9 0.1 0.0 0.2 0.2 0.0 0.1 0.0 0.1
1992 0.9 0.8 0.8 0.6 0.1 0.9 0.4 0.1 0.1 0.3
1993 0.3 1.0 0.1 0.0 0.2 0.1 0.0 0.0 0.0 0.0
1994 0.2 1.0 0.4 0.4 0.2 0.8 0.5 0.0 0.0 0.1
1995 1.0 0.9 0.4 0.7 0.0 0.4 0.0 0.1 0.3 0.3
1996 0.9 0.1 0.7 0.5 0.2 1.3 0.1 0.5 0.1 0.1
1997 2.1 0.5 0.9 0.2 0.1 1.6 0.1 0.3 0.5 1.1
1998 0.5 0.2 0.4 0.1 0.7 0.5 1.1 0.0 0.5 1.3
1999 1.3 0.8 0.1 0.0 0.1 0.1 0.3 0.4 0.5 0.7
2000 2.8 3.4 1.0 0.6 1.1 0.2 1.0 0.6 1.0 1.1
2001 1.7 0.7 0.3 0.0 0.1 1.0 1.0 0.5 0.0 0.5
2002 2.0 0.4 2.1 0.0 0.2 1.2 2.4 0.5 0.0 1.2
2003 0.4 1.3 0.3 0.3 0.1 0.6 2.3 0.0 0.0 0.0
2004 3.1 0.3 1.5 0.3 1.2 3.0 4.1 0.3 0.7 0.4
2005 1.4 2.5 3.4 0.2 0.1 8.9 2.2 2.8 0.5 1.0
2006 1.2 4.2 1.1 0.2 1.0 2.2 1.7 2.1 1.0 1.1
2007 1.0 2.5 4.6 0.3 1.0 2.0 2.0 0.3 2.1 0.6
2008 1.9 1.4 5.8 2.2 0.9 4.5 2.7 1.4 1.3 0.9
2009 0.3 1.1 1.5 0.7 3.4 2.9 4.6 1.8 0.1 1.0
2010 0.9 0.9 2.6 2.9 3.3 5.6 3.9 2.0 2.5 2.5
2011 0.3 0.5 3.9 1.6 0.1 1.2 3.4 0.8 1.0 2.0
2012 1.2 1.9 3.0 3.3 2.0 2.7 3.1 3.9 1.2 8.7
2013 1.0 1.5 3.1 1.6 2.8 2.7 3.4 1.2 2.7 5.3

Data Table for Figures 6.5

Table D.4: Weighted number of epistemology articles in each category in each year.
Year Assertion Contextualism Gettier Scepticism Testimony
1946 0.0 0.0 0.0 0.3 0.1
1947 0.0 0.0 0.0 0.0 0.0
1948 0.0 0.1 0.0 0.0 0.1
1949 0.0 0.0 0.0 0.0 0.0
1950 0.0 0.1 0.0 0.0 0.0
1951 0.0 0.0 0.1 0.0 0.0
1952 0.0 0.0 0.0 0.0 0.0
1953 0.0 0.0 0.0 0.1 0.0
1954 0.0 0.0 0.1 0.4 0.1
1955 0.0 0.0 0.0 1.0 0.7
1956 0.2 0.0 0.2 0.3 0.4
1957 0.0 0.0 0.1 0.8 0.1
1958 0.1 0.0 0.2 0.0 0.0
1959 0.6 0.0 0.0 0.1 0.1
1960 0.0 0.0 0.0 0.2 0.4
1961 0.2 0.0 0.0 1.1 0.7
1962 0.2 0.0 0.0 0.6 0.4
1963 0.9 0.0 1.8 0.7 0.0
1964 0.8 0.1 2.0 0.4 0.2
1965 0.3 0.0 1.7 1.9 0.6
1966 0.3 0.0 1.2 0.0 0.1
1967 0.9 0.1 1.8 0.1 0.4
1968 0.2 0.0 1.1 0.3 0.0
1969 1.1 0.0 3.5 0.8 0.6
1970 0.4 0.1 3.9 0.7 0.5
1971 1.4 0.8 2.7 1.1 0.1
1972 0.9 0.0 1.9 1.8 0.0
1973 0.5 0.7 1.8 0.3 0.0
1974 0.0 0.0 1.8 1.5 0.0
1975 0.4 0.1 2.1 2.2 0.2
1976 0.2 0.0 4.2 0.2 0.0
1977 0.1 0.0 1.0 1.0 0.6
1978 0.7 0.8 4.4 1.7 0.7
1979 1.1 0.0 1.3 2.0 0.2
1980 2.4 0.0 1.8 1.4 0.8
1981 0.2 0.0 1.3 4.2 0.7
1982 0.5 0.1 2.3 0.3 1.8
1983 0.4 0.1 3.2 0.5 0.8
1984 0.1 0.1 5.2 2.9 0.6
1985 0.0 0.1 3.7 1.4 1.6
1986 0.3 1.5 1.9 1.3 0.4
1987 0.6 0.2 1.3 1.4 0.4
1988 0.1 0.4 0.8 1.7 1.4
1989 0.2 0.4 1.0 0.7 0.0
1990 0.1 0.0 0.9 2.0 0.3
1991 0.6 0.2 0.4 2.8 1.6
1992 0.5 0.9 1.5 2.6 0.8
1993 0.0 0.1 0.5 1.8 1.2
1994 0.5 0.8 0.8 1.6 1.6
1995 0.1 0.4 1.5 1.7 0.9
1996 1.1 1.3 1.1 2.4 0.6
1997 0.3 1.6 1.1 3.2 0.8
1998 0.1 0.5 0.9 1.5 0.7
1999 0.4 0.1 1.0 1.1 1.8
2000 1.2 0.2 2.1 6.7 4.5
2001 0.6 1.0 0.6 2.5 2.1
2002 0.5 1.2 0.7 2.3 1.3
2003 0.1 0.6 1.1 2.1 1.6
2004 0.5 3.0 1.2 2.1 0.9
2005 4.1 8.9 1.9 4.5 2.9
2006 2.6 2.2 0.9 1.8 4.8
2007 2.4 2.0 4.4 2.3 4.3
2008 2.8 4.5 0.1 2.8 1.9
2009 3.0 2.9 0.4 2.5 2.7
2010 5.0 5.6 1.8 4.2 1.0
2011 1.0 1.2 0.6 3.9 2.0
2012 5.2 2.7 1.5 3.6 2.0
2013 4.5 2.7 1.9 1.5 2.2