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Results by year

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

Year Number of Results
1947 5
1948 1
1962 3
1963 15
1964 54
1965 326
1966 640
1967 828
1968 908
1969 955
1970 1015
1971 889
1972 908
1973 1015
1974 1156
1975 1197
1976 1059
1977 1017
1978 1031
1979 1046
1980 973
1981 1031
1982 1077
1983 1095
1984 1202
1985 1134
1986 1149
1987 1123
1988 1226
1989 1388
1990 1490
1991 1915
1992 1969
1993 2021
1994 2048
1995 2229
1996 2282
1997 2261
1998 2447
1999 2586
2000 2730
2001 2905
2002 3102
2003 3608
2004 3712
2005 4155
2006 4630
2007 4990
2008 5664
2009 6473
2010 6738
2011 7389
2012 7532
2013 7445
2014 7289
2015 7229
2016 6757
2017 6424
2018 6275
2019 3410
2020 55
Text availability
Article attribute
Article type
Publication date

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142,488 results
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