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Results by year

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

Year Number of Results
1950 17
1951 11
1952 20
1953 14
1954 11
1955 18
1956 16
1957 40
1958 15
1965 83
1966 90
1967 81
1968 66
1969 88
1970 81
1971 94
1972 95
1973 95
1974 100
1975 142
1976 158
1977 196
1978 170
1979 212
1980 203
1981 196
1982 262
1983 201
1984 238
1985 277
1986 252
1987 285
1988 286
1989 315
1990 295
1991 250
1992 297
1993 294
1994 258
1995 264
1996 267
1997 180
1998 214
1999 184
2000 193
2001 167
2002 152
2003 194
2004 193
2005 331
2006 379
2007 370
2008 364
2009 347
2010 380
2011 374
2012 426
2013 272
2014 232
2015 407
2016 445
2017 762
2018 1921
2019 2405
2020 1089
Text availability
Article attribute
Article type
Publication date

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