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Results by year

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

Year Number of Results
1955 1
1957 2
1960 1
1961 1
1962 1
1965 2
1966 1
1980 1
1981 1
1982 4
1983 2
1984 4
1985 4
1986 9
1987 5
1988 3
1989 8
1990 5
1991 7
1992 9
1993 11
1994 8
1995 12
1996 14
1997 15
1998 12
1999 12
2000 12
2001 19
2002 9
2003 10
2004 10
2005 11
2006 11
2007 9
2008 16
2009 10
2010 20
2011 7
2012 15
2013 12
2014 19
2015 17
2016 18
2017 18
2018 15
2019 19
2020 2
Text availability
Article attribute
Article type
Publication date

Search Results

401 results
Results by year
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