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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 1
1948 6
1949 17
1950 1
1951 1
1952 3
1953 6
1954 5
1955 9
1956 6
1957 8
1958 21
1959 18
1960 13
1961 17
1962 31
1972 1
1973 2
1974 30
1975 60
1976 53
1977 57
1978 52
1979 60
1980 56
1981 70
1982 83
1983 98
1984 87
1985 97
1986 115
1987 114
1988 120
1989 139
1990 210
1991 281
1992 317
1993 415
1994 504
1995 444
1996 135
1997 159
1998 210
1999 297
2000 324
2001 438
2002 387
2003 401
2004 400
2005 458
2006 464
2007 396
2008 427
2009 425
2010 436
2011 449
2012 455
2013 414
2014 337
2015 345
2016 320
2017 262
2018 258
2019 101
2020 3
Text availability
Article attribute
Article type
Publication date

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11,138 results
Results by year
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