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

Year Number of Results
1890 2
1892 2
1965 1
1984 1
1986 2
1987 4
1988 5
1989 2
1990 3
1991 1
1992 3
1994 5
1997 3
1999 2
2000 2
2001 4
2002 3
2003 6
2004 2
2005 3
2006 4
2007 6
2008 15
2009 15
2010 10
2011 11
2012 29
2013 35
2014 38
2015 47
2016 42
2017 36
2018 36
2019 17
2020 2
Text availability
Article attribute
Article type
Publication date

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352 results
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