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Results by year

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

Year Number of Results
1949 1
1953 1
1954 1
1956 1
1964 2
1965 1
1966 5
1967 14
1968 28
1969 28
1970 32
1971 45
1972 58
1973 77
1974 75
1975 68
1976 73
1977 93
1978 76
1979 93
1980 99
1981 143
1982 155
1983 171
1984 172
1985 188
1986 199
1987 198
1988 240
1989 229
1990 249
1991 263
1992 243
1993 284
1994 310
1995 261
1996 293
1997 272
1998 255
1999 231
2000 237
2001 224
2002 239
2003 298
2004 268
2005 355
2006 358
2007 346
2008 377
2009 374
2010 362
2011 354
2012 361
2013 330
2014 348
2015 307
2016 303
2017 284
2018 235
2019 148
2020 1
Text availability
Article attribute
Article type
Publication date

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10,687 results
Results by year
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