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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 2 |
| 1946 | 6 |
| 1947 | 1 |
| 1948 | 1 |
| 1949 | 2 |
| 1950 | 6 |
| 1952 | 3 |
| 1953 | 3 |
| 1954 | 3 |
| 1955 | 3 |
| 1956 | 2 |
| 1957 | 3 |
| 1958 | 2 |
| 1959 | 6 |
| 1960 | 4 |
| 1962 | 4 |
| 1963 | 5 |
| 1964 | 7 |
| 1965 | 8 |
| 1966 | 3 |
| 1967 | 4 |
| 1968 | 3 |
| 1969 | 21 |
| 1970 | 49 |
| 1971 | 61 |
| 1972 | 82 |
| 1973 | 80 |
| 1974 | 78 |
| 1975 | 94 |
| 1976 | 100 |
| 1977 | 150 |
| 1978 | 155 |
| 1979 | 352 |
| 1980 | 509 |
| 1981 | 498 |
| 1982 | 631 |
| 1983 | 677 |
| 1984 | 691 |
| 1985 | 744 |
| 1986 | 829 |
| 1987 | 762 |
| 1988 | 1058 |
| 1989 | 1304 |
| 1990 | 1562 |
| 1991 | 1583 |
| 1992 | 1879 |
| 1993 | 3638 |
| 1994 | 4847 |
| 1995 | 3361 |
| 1996 | 2807 |
| 1997 | 2709 |
| 1998 | 2942 |
| 1999 | 2756 |
| 2000 | 2880 |
| 2001 | 2844 |
| 2002 | 3002 |
| 2003 | 3383 |
| 2004 | 3609 |
| 2005 | 3547 |
| 2006 | 3764 |
| 2007 | 4300 |
| 2008 | 4806 |
| 2009 | 5700 |
| 2010 | 6276 |
| 2011 | 5769 |
| 2012 | 5967 |
| 2013 | 5846 |
| 2014 | 6039 |
| 2015 | 5809 |
| 2016 | 5474 |
| 2017 | 5117 |
| 2018 | 4787 |
| 2019 | 4522 |
| 2020 | 4173 |
| 2021 | 3180 |
| 2022 | 2037 |
| 2023 | 1832 |
| 2024 | 2787 |
| 2025 | 820 |