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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1956 | 24 |
| 1957 | 33 |
| 1958 | 50 |
| 1959 | 68 |
| 1960 | 52 |
| 1961 | 87 |
| 1962 | 69 |
| 1963 | 97 |
| 1964 | 107 |
| 1965 | 119 |
| 1966 | 153 |
| 1967 | 136 |
| 1968 | 180 |
| 1969 | 204 |
| 1970 | 212 |
| 1971 | 280 |
| 1972 | 330 |
| 1973 | 370 |
| 1974 | 370 |
| 1975 | 368 |
| 1976 | 472 |
| 1977 | 377 |
| 1978 | 444 |
| 1979 | 442 |
| 1980 | 472 |
| 1981 | 526 |
| 1982 | 517 |
| 1983 | 503 |
| 1984 | 514 |
| 1985 | 554 |
| 1986 | 557 |
| 1987 | 536 |
| 1988 | 551 |
| 1989 | 557 |
| 1990 | 598 |
| 1991 | 586 |
| 1992 | 628 |
| 1993 | 627 |
| 1994 | 626 |
| 1995 | 711 |
| 1996 | 648 |
| 1997 | 613 |
| 1998 | 604 |
| 1999 | 613 |
| 2000 | 583 |
| 2001 | 651 |
| 2002 | 573 |
| 2003 | 609 |
| 2004 | 612 |
| 2005 | 690 |
| 2006 | 717 |
| 2007 | 933 |
| 2008 | 783 |
| 2009 | 774 |
| 2010 | 630 |
| 2011 | 508 |
| 2012 | 499 |
| 2013 | 457 |
| 2014 | 364 |
| 2015 | 436 |
| 2016 | 452 |
| 2017 | 343 |
| 2018 | 248 |
| 2019 | 281 |
| 2020 | 347 |
| 2021 | 404 |
| 2022 | 186 |
| 2023 | 305 |
| 2024 | 93 |