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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1959 | 8 |
| 1960 | 18 |
| 1961 | 39 |
| 1962 | 14 |
| 1964 | 1 |
| 1966 | 5 |
| 1967 | 2 |
| 1969 | 1 |
| 1970 | 7 |
| 1972 | 1 |
| 1973 | 12 |
| 1974 | 87 |
| 1975 | 349 |
| 1976 | 443 |
| 1977 | 413 |
| 1978 | 429 |
| 1979 | 469 |
| 1980 | 465 |
| 1981 | 418 |
| 1982 | 431 |
| 1983 | 454 |
| 1984 | 387 |
| 1985 | 503 |
| 1986 | 462 |
| 1987 | 478 |
| 1988 | 486 |
| 1989 | 571 |
| 1990 | 579 |
| 1991 | 610 |
| 1992 | 620 |
| 1993 | 712 |
| 1994 | 756 |
| 1995 | 759 |
| 1996 | 983 |
| 1997 | 1229 |
| 1998 | 1407 |
| 1999 | 1349 |
| 2000 | 1463 |
| 2001 | 1463 |
| 2002 | 1492 |
| 2003 | 1697 |
| 2004 | 2262 |
| 2005 | 2539 |
| 2006 | 2946 |
| 2007 | 3155 |
| 2008 | 3407 |
| 2009 | 3630 |
| 2010 | 3813 |
| 2011 | 4328 |
| 2012 | 4652 |
| 2013 | 5102 |
| 2014 | 4894 |
| 2015 | 4647 |
| 2016 | 4688 |
| 2017 | 4557 |
| 2018 | 4891 |
| 2019 | 4787 |
| 2020 | 3411 |
| 2021 | 1889 |
| 2022 | 985 |
| 2023 | 792 |
| 2024 | 467 |