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Results by year

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

Year Number of Results
1962 1
1964 2
1966 1
1967 4
1968 3
1969 3
1970 2
1971 7
1972 3
1973 2
1974 4
1975 3
1976 3
1977 1
1978 1
1979 1
1980 1
1981 3
1982 4
1983 3
1984 3
1985 2
1986 1
1987 3
1988 1
1989 2
1990 4
1991 2
1992 2
1994 2
1995 3
1997 3
1998 12
1999 10
2000 11
2001 8
2002 13
2003 9
2004 12
2005 14
2006 15
2007 21
2008 10
2009 13
2010 14
2011 14
2012 17
2013 19
2014 15
2015 17
2016 12
2017 10
2018 11
2019 7
2020 8
2021 6
2022 3
2023 1
2024 0

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Article type

Publication date

Search Results

339 results

Results by year

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339 results