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Results by year

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

Year Number of Results
1947 2
1948 3
1949 2
1951 1
1952 1
1957 1
1959 1
1964 1
1965 1
1966 1
1967 1
1970 2
1971 1
1974 2
1975 1
1976 2
1977 2
1978 2
1979 2
1980 1
1981 2
1982 2
1983 4
1985 2
1986 4
1987 3
1988 5
1989 6
1990 7
1991 6
1992 10
1993 14
1994 15
1995 9
1996 16
1997 7
1998 10
1999 14
2000 21
2001 20
2002 19
2003 15
2004 38
2005 35
2006 35
2007 38
2008 35
2009 36
2010 47
2011 37
2012 54
2013 52
2014 60
2015 43
2016 46
2017 46
2018 54
2019 51
2020 10
Text availability
Article attribute
Article type
Publication date

Search Results

839 results
Results by year
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