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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 24
1989 13
1990 12
1991 23
1992 25
1993 23
1994 32
1995 36
1996 24
1997 36
1998 25
1999 24
2000 23
2001 26
2002 48
2003 23
2004 23
2005 25
2006 29
2007 27
2008 30
2009 38
2010 24
2011 35
2012 25
2013 22
2014 19
2015 21
2016 20
2017 21
2018 22
2019 6
2020 0
Text availability
Article attribute
Article type
Publication date

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804 results
Results by year
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