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

Year Number of Results
1965 11
1966 31
1967 52
1968 86
1969 157
1970 181
1971 173
1972 134
1973 138
1974 134
1975 125
1976 125
1977 93
1978 108
1979 102
1980 129
1981 165
1982 159
1983 171
1984 201
1985 176
1986 180
1987 247
1988 317
1989 392
1990 396
1991 442
1992 440
1993 487
1994 527
1995 782
1996 1321
1997 1215
1998 1592
1999 1404
2000 1527
2001 1678
2002 1691
2003 1842
2004 1931
2005 2274
2006 2412
2007 2401
2008 2621
2009 2707
2010 2781
2011 3044
2012 3119
2013 3204
2014 3218
2015 3154
2016 2905
2017 2726
2018 2602
2019 1266
2020 13
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Article type
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56,528 results
Results by year
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