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Results by year

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

Year Number of Results
1985 1
1987 1
1988 1
1989 1
1990 2
1991 7
1992 8
1993 10
1994 12
1995 20
1996 17
1997 36
1998 47
1999 72
2000 82
2001 113
2002 131
2003 154
2004 174
2005 176
2006 186
2007 245
2008 219
2009 232
2010 251
2011 290
2012 282
2013 371
2014 388
2015 390
2016 384
2017 385
2018 376
2019 414
2020 265
Text availability
Article attribute
Article type
Publication date

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