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Results by year

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

Year Number of Results
1954 3
1957 1
1958 2
1960 2
1965 1
1966 1
1969 1
1970 1
1972 1
1973 3
1975 2
1976 3
1977 1
1978 1
1979 1
1981 2
1982 3
1983 4
1984 2
1985 3
1986 2
1987 5
1988 1
1989 2
1990 5
1991 2
1992 5
1993 2
1995 3
1996 1
1997 2
1998 7
2000 7
2001 4
2002 7
2003 6
2004 3
2005 10
2006 17
2007 27
2008 35
2009 31
2010 4
2011 10
2012 3
2013 5
2014 6
2015 7
2016 6
2017 4
2018 5
2019 8
2020 2
Text availability
Article attribute
Article type
Publication date

Search Results

268 results
Results by year
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