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Results by year

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

Year Number of Results
1939 1
1940 1
1941 1
1942 1
1949 1
1951 2
1962 2
1963 2
1964 1
1965 8
1966 7
1967 6
1968 5
1969 2
1970 10
1971 9
1972 2
1973 3
1974 5
1975 4
1976 3
1977 3
1978 4
1979 2
1980 6
1981 1
1982 3
1983 3
1984 3
1985 5
1986 6
1987 2
1988 2
1989 2
1990 2
1991 6
1992 4
1994 1
1995 3
1996 2
1997 4
1998 2
1999 2
2000 2
2001 2
2002 4
2003 5
2004 5
2005 5
2006 1
2007 2
2008 9
2009 8
2010 9
2011 9
2012 7
2013 15
2014 9
2015 7
2016 9
2017 9
2018 10
2019 11
2020 12
2021 2
Text availability
Article attribute
Article type
Publication date

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283 results
Results by year
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283 results
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