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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 1 |
| 1967 | 1 |
| 1980 | 29 |
| 1981 | 53 |
| 1982 | 71 |
| 1983 | 90 |
| 1984 | 85 |
| 1985 | 127 |
| 1986 | 132 |
| 1987 | 128 |
| 1988 | 130 |
| 1989 | 193 |
| 1990 | 254 |
| 1991 | 259 |
| 1992 | 351 |
| 1993 | 432 |
| 1994 | 432 |
| 1995 | 459 |
| 1996 | 491 |
| 1997 | 545 |
| 1998 | 497 |
| 1999 | 501 |
| 2000 | 550 |
| 2001 | 579 |
| 2002 | 534 |
| 2003 | 501 |
| 2004 | 526 |
| 2005 | 550 |
| 2006 | 557 |
| 2007 | 597 |
| 2008 | 675 |
| 2009 | 710 |
| 2010 | 725 |
| 2011 | 814 |
| 2012 | 868 |
| 2013 | 950 |
| 2014 | 934 |
| 2015 | 968 |
| 2016 | 965 |
| 2017 | 1030 |
| 2018 | 935 |
| 2019 | 872 |
| 2020 | 826 |
| 2021 | 772 |
| 2022 | 690 |
| 2023 | 483 |
| 2024 | 186 |