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Results by year

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

Year Number of Results
1966 7
1967 10
1968 11
1969 16
1970 8
1971 11
1972 7
1973 3
1974 8
1975 7
1976 5
1977 4
1978 4
1979 3
1980 5
1981 3
1982 4
1983 4
1984 4
1985 10
1986 7
1987 6
1988 13
1989 17
1990 31
1991 22
1992 23
1993 23
1994 24
1995 32
1996 30
1997 34
1998 36
1999 43
2000 31
2001 38
2002 25
2003 29
2004 31
2005 26
2006 34
2007 30
2008 37
2009 35
2010 29
2011 25
2012 32
2013 26
2014 19
2015 12
2016 18
2017 22
2018 19
2019 23
2020 18
2021 5
2022 4
2023 4
2024 1

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Publication date

Search Results

986 results

Results by year

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986 results