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Results by year

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

Year Number of Results
1954 1
1957 1
1958 4
1959 1
1960 3
1961 1
1962 3
1963 3
1964 1
1965 1
1972 1
1976 1
1978 3
1979 4
1980 6
1981 5
1982 5
1983 5
1984 4
1985 11
1986 9
1987 9
1988 10
1989 12
1990 7
1991 11
1992 14
1993 5
1994 12
1995 6
1996 13
1997 8
1998 12
1999 10
2000 18
2001 19
2002 29
2003 40
2004 37
2005 31
2006 41
2007 44
2008 45
2009 50
2010 79
2011 87
2012 89
2013 75
2014 72
2015 82
2016 87
2017 73
2018 87
2019 83
2020 89
2021 56
Text availability
Article attribute
Article type
Publication date

Search Results

1,354 results
Results by year
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