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

Year Number of Results
1880 1
1900 1
1904 1
1905 1
1908 1
1910 1
1946 1
1948 1
1949 1
1951 2
1952 1
1954 2
1955 1
1956 2
1957 1
1958 1
1959 1
1960 5
1961 6
1962 2
1963 4
1964 6
1965 8
1966 7
1967 9
1968 12
1969 6
1970 8
1971 10
1972 6
1973 12
1974 7
1975 12
1976 8
1977 20
1978 15
1979 22
1980 22
1981 19
1982 31
1983 31
1984 26
1985 26
1986 20
1987 15
1988 15
1989 22
1990 23
1991 19
1992 27
1993 28
1994 21
1995 29
1996 18
1997 30
1998 23
1999 27
2000 33
2001 35
2002 30
2003 39
2004 29
2005 35
2006 32
2007 45
2008 47
2009 42
2010 46
2011 61
2012 76
2013 87
2014 80
2015 66
2016 66
2017 97
2018 91
2019 92
2020 22
Text availability
Article attribute
Article type
Publication date

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1,689 results
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