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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1943 | 1 |
| 1945 | 3 |
| 1946 | 8 |
| 1947 | 10 |
| 1948 | 7 |
| 1949 | 6 |
| 1950 | 2 |
| 1951 | 11 |
| 1952 | 9 |
| 1953 | 7 |
| 1954 | 10 |
| 1955 | 19 |
| 1956 | 18 |
| 1957 | 21 |
| 1958 | 25 |
| 1959 | 12 |
| 1960 | 21 |
| 1961 | 25 |
| 1962 | 13 |
| 1963 | 20 |
| 1964 | 27 |
| 1965 | 6 |
| 1966 | 4 |
| 1967 | 6 |
| 1968 | 6 |
| 1970 | 2 |
| 1972 | 3 |
| 1973 | 2 |
| 1974 | 5 |
| 1976 | 5 |
| 1977 | 8 |
| 1978 | 3 |
| 1980 | 2 |
| 1981 | 1 |
| 1982 | 1 |
| 1984 | 4 |
| 1985 | 229 |
| 1986 | 573 |
| 1987 | 542 |
| 1988 | 521 |
| 1989 | 607 |
| 1990 | 546 |
| 1991 | 585 |
| 1992 | 673 |
| 1993 | 673 |
| 1994 | 612 |
| 1995 | 612 |
| 1996 | 635 |
| 1997 | 686 |
| 1998 | 675 |
| 1999 | 655 |
| 2000 | 757 |
| 2001 | 770 |
| 2002 | 804 |
| 2003 | 828 |
| 2004 | 828 |
| 2005 | 860 |
| 2006 | 985 |
| 2007 | 916 |
| 2008 | 1045 |
| 2009 | 1060 |
| 2010 | 1016 |
| 2011 | 1057 |
| 2012 | 1049 |
| 2013 | 977 |
| 2014 | 1000 |
| 2015 | 977 |
| 2016 | 948 |
| 2017 | 932 |
| 2018 | 905 |
| 2019 | 843 |
| 2020 | 859 |
| 2021 | 748 |
| 2022 | 410 |
| 2023 | 323 |
| 2024 | 84 |