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Results by year

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

Year Number of Results
1951 1
1953 1
1978 1
1979 1
1980 1
1982 1
1986 3
1987 2
1988 2
1989 2
1990 4
1991 1
1992 4
1993 6
1994 1
1996 4
1997 5
1998 1
1999 3
2000 4
2001 4
2002 2
2003 2
2004 5
2005 3
2006 3
2007 4
2008 3
2009 3
2010 6
2011 12
2012 6
2013 11
2014 4
2015 9
2016 9
2017 5
2018 7
2019 6
2020 0
Text availability
Article attribute
Article type
Publication date

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145 results
Results by year
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