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Results by year

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

Year Number of Results
1961 1
1963 3
1964 2
1966 2
1968 2
1976 1
1978 2
1979 1
1980 4
1981 1
1982 1
1984 1
1985 1
1986 2
1987 1
1988 2
1989 1
1990 3
1992 2
1993 1
1995 1
1996 2
1997 1
2001 2
2002 1
2003 3
2004 1
2005 5
2006 3
2007 3
2008 9
2009 8
2010 13
2011 12
2012 9
2013 21
2014 20
2015 25
2016 13
2017 19
2018 15
2019 18
2020 23
2021 20
2022 8
Text availability
Article attribute
Article type
Publication date

Search Results

273 results
Results by year
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273 results