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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 3
1952 4
1954 1
1955 1
1958 1
1970 2
1973 1
1974 1
1983 1
1987 1
1989 1
1991 3
1992 65
1993 166
1994 196
1995 283
1996 273
1997 304
1998 408
1999 351
2000 323
2001 381
2002 494
2003 522
2004 500
2005 644
2006 701
2007 685
2008 669
2009 700
2010 756
2011 834
2012 814
2013 870
2014 965
2015 960
2016 819
2017 859
2018 840
2019 435
2020 25
Text availability
Article attribute
Article type
Publication date

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15,167 results
Results by year
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