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Results by year

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

Year Number of Results
1958 2
1963 3
1965 1
1966 1
1967 2
1969 1
1970 2
1971 1
1972 1
1974 1
1975 1
1976 1
1977 2
1978 2
1979 6
1980 2
1981 2
1982 2
1983 10
1984 4
1985 6
1986 6
1987 10
1988 4
1989 5
1990 5
1991 6
1992 2
1993 1
1994 2
1995 3
1996 2
1997 4
1998 8
1999 4
2000 4
2001 4
2002 8
2003 18
2004 31
2005 23
2006 17
2007 22
2008 34
2009 25
2010 33
2011 49
2012 49
2013 66
2014 61
2015 60
2016 68
2017 55
2018 80
2019 63
2020 89
2021 103
2022 101
2023 105
2024 38

Text availability

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Article type

Publication date

Search Results

1,190 results

Results by year

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1,190 results