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Results by year

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

Year Number of Results
1947 1
1951 1
1960 1
1961 2
1962 1
1963 2
1964 2
1973 1
1974 5
1976 1
1977 1
1988 1
1989 1
1990 1
1991 5
1992 1
1994 1
1995 3
1996 2
1997 4
1998 2
1999 1
2000 4
2001 5
2002 1
2003 4
2004 6
2005 9
2006 6
2007 2
2008 12
2009 28
2010 26
2011 25
2012 40
2013 24
2014 24
2015 23
2016 19
2017 22
2018 19
2019 14
2020 15
2021 1
Text availability
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Publication date

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322 results
Results by year
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