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Results by year

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

Year Number of Results
1918 1
1942 1
1971 1
1973 2
1974 2
1975 2
1976 1
1977 1
1978 1
1979 2
1980 1
1981 2
1982 2
1983 2
1984 1
1985 1
1986 3
1987 1
1988 4
1989 2
1990 8
1991 6
1992 2
1993 5
1994 5
1995 7
1996 20
1997 11
1998 11
1999 15
2000 24
2001 21
2002 20
2003 15
2004 16
2005 20
2006 36
2007 27
2008 23
2009 38
2010 44
2011 38
2012 48
2013 53
2014 52
2015 56
2016 39
2017 58
2018 68
2019 73
2020 105
2021 144
2022 108
2023 15
Text availability
Article attribute
Article type
Publication date

Search Results

1,122 results
Results by year
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1,122 results