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Results by year

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

Year Number of Results
1946 4
1947 1
1949 1
1950 5
1951 2
1952 1
1953 1
1954 2
1955 1
1961 1
1963 1
1964 3
1965 1
1975 1
1980 1
1981 1
1985 1
1991 1
1992 1
1994 2
1997 3
1998 4
1999 1
2000 2
2001 1
2002 5
2003 7
2004 3
2005 12
2006 7
2007 12
2008 8
2009 4
2010 9
2011 15
2012 12
2013 21
2014 14
2015 22
2016 20
2017 16
2018 24
2019 16
2020 2
Text availability
Article attribute
Article type
Publication date

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248 results
Results by year
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