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Results by year

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

Year Number of Results
1942 2
1947 3
1948 1
1950 2
1951 5
1952 1
1953 2
1954 2
1955 3
1956 3
1957 2
1958 2
1959 4
1961 2
1962 4
1964 4
1965 1
1966 3
1968 2
1969 1
1970 6
1971 1
1972 3
1973 6
1974 7
1975 10
1976 11
1977 9
1978 13
1979 13
1980 16
1981 18
1982 22
1983 15
1984 18
1985 19
1986 16
1987 36
1988 26
1989 24
1990 30
1991 19
1992 31
1993 26
1994 33
1995 25
1996 21
1997 23
1998 31
1999 22
2000 28
2001 30
2002 26
2003 29
2004 29
2005 44
2006 34
2007 38
2008 53
2009 39
2010 41
2011 45
2012 45
2013 57
2014 55
2015 59
2016 79
2017 68
2018 75
2019 90
2020 15
Text availability
Article attribute
Article type
Publication date

Search Results

1,481 results
Results by year
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