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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 5
1955 2
1958 1
1978 1
1980 1
1981 2
1982 1
1984 3
1985 1
1986 1
1987 1
1988 3
1989 1
1990 2
1991 5
1992 9
1993 6
1994 3
1995 5
1996 6
1997 7
1998 6
1999 6
2000 12
2001 7
2002 3
2003 8
2004 8
2005 6
2006 7
2007 7
2008 8
2009 10
2010 15
2011 7
2012 9
2013 9
2014 14
2015 18
2016 9
2017 13
2018 10
2019 8
2020 9
2021 9
2022 4
Text availability
Article attribute
Article type
Publication date

Search Results

259 results
Results by year
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259 results