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Results by year

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

Year Number of Results
1964 5
1965 3
1966 1
1967 5
1968 4
1969 4
1970 6
1971 9
1972 4
1973 1
1974 4
1975 1
1976 1
1977 3
1978 9
1979 8
1980 2
1981 7
1982 6
1983 7
1984 3
1985 8
1986 3
1987 6
1988 7
1989 9
1990 5
1991 8
1992 3
1993 10
1994 12
1995 9
1996 10
1997 13
1998 19
1999 13
2000 5
2001 3
2002 3
2003 3
2017 2
2019 1
2022 0
Text availability
Article attribute
Article type
Publication date

Search Results

245 results
Results by year
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245 results