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Results by year

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

Year Number of Results
1962 4
1963 10
1964 8
1965 5
1966 12
1967 13
1968 7
1969 7
1970 5
1971 8
1972 11
1973 6
1974 15
1975 5
1976 6
1977 9
1978 9
1979 18
1980 15
1981 25
1982 16
1983 20
1984 25
1985 19
1986 34
1987 28
1988 27
1989 40
1990 29
1991 28
1992 60
1993 47
1994 54
1995 41
1996 37
1997 42
1998 63
1999 59
2000 64
2001 68
2002 73
2003 53
2004 57
2005 52
2006 37
2007 26
2008 31
2009 39
2010 39
2011 34
2012 33
2013 36
2014 39
2015 53
2016 57
2017 50
2018 60
2019 70
2020 84
Text availability
Article attribute
Article type
Publication date

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