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Results by year

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

Year Number of Results
1986 2
1989 2
1990 4
1991 3
1992 2
1993 3
1994 2
1995 8
1996 15
1997 11
1998 13
1999 15
2000 16
2001 20
2002 16
2003 16
2004 19
2005 22
2006 27
2007 42
2008 38
2009 41
2010 30
2011 40
2012 58
2013 59
2014 66
2015 58
2016 58
2017 58
2018 45
2019 48
2020 7
Text availability
Article attribute
Article type
Publication date

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743 results
Results by year
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