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Results by year

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

Year Number of Results
1988 1
1989 2
1990 3
1992 2
1993 1
1994 5
1995 5
1996 2
1997 5
1998 6
1999 13
2000 11
2001 12
2002 18
2003 9
2004 12
2005 24
2006 17
2007 18
2008 20
2009 21
2010 24
2011 27
2012 24
2013 20
2014 26
2015 30
2016 21
2017 23
2018 15
2019 26
2020 15
Text availability
Article attribute
Article type
Publication date

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