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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 1 |
| 1949 | 6 |
| 1951 | 2 |
| 1952 | 33 |
| 1953 | 20 |
| 1954 | 12 |
| 1955 | 8 |
| 1956 | 29 |
| 1957 | 53 |
| 1958 | 50 |
| 1959 | 68 |
| 1960 | 72 |
| 1961 | 117 |
| 1962 | 85 |
| 1963 | 8 |
| 1964 | 43 |
| 1965 | 471 |
| 1966 | 930 |
| 1967 | 1279 |
| 1968 | 1525 |
| 1969 | 1928 |
| 1970 | 1953 |
| 1971 | 2326 |
| 1972 | 2488 |
| 1973 | 2560 |
| 1974 | 2622 |
| 1975 | 2619 |
| 1976 | 2546 |
| 1977 | 2711 |
| 1978 | 3119 |
| 1979 | 3355 |
| 1980 | 3307 |
| 1981 | 3796 |
| 1982 | 3749 |
| 1983 | 3951 |
| 1984 | 3947 |
| 1985 | 4044 |
| 1986 | 4410 |
| 1987 | 4595 |
| 1988 | 5262 |
| 1989 | 5150 |
| 1990 | 5983 |
| 1991 | 6674 |
| 1992 | 6886 |
| 1993 | 7590 |
| 1994 | 8067 |
| 1995 | 7632 |
| 1996 | 8051 |
| 1997 | 8317 |
| 1998 | 9228 |
| 1999 | 9628 |
| 2000 | 10992 |
| 2001 | 11426 |
| 2002 | 11678 |
| 2003 | 11669 |
| 2004 | 12251 |
| 2005 | 13053 |
| 2006 | 14005 |
| 2007 | 13837 |
| 2008 | 14509 |
| 2009 | 14976 |
| 2010 | 14960 |
| 2011 | 14798 |
| 2012 | 15199 |
| 2013 | 15038 |
| 2014 | 14501 |
| 2015 | 14370 |
| 2016 | 13609 |
| 2017 | 13654 |
| 2018 | 13444 |
| 2019 | 12560 |
| 2020 | 11454 |
| 2021 | 9780 |
| 2022 | 7523 |
| 2023 | 6768 |
| 2024 | 4519 |