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Results by year

Table representation of search results timeline featuring number of search results per year.

Year Number of Results
1965 1
1966 6
1967 9
1968 29
1969 42
1970 51
1971 99
1972 114
1973 140
1974 88
1975 64
1976 45
1977 56
1978 62
1979 50
1980 43
1981 39
1982 45
1983 83
1984 110
1985 72
1986 60
1987 76
1988 112
1989 173
1990 278
1991 294
1992 232
1993 285
1994 183
1995 175
1996 174
1997 157
1998 169
1999 175
2000 156
2001 174
2002 111
2003 179
2004 244
2005 256
2006 194
2007 240
2008 276
2009 301
2010 291
2011 286
2012 278
2013 329
2014 257
2015 207
2016 177
2017 199
2018 182
2019 92
2020 5
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Article attribute
Article type
Publication date

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7,786 results
Results by year
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