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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1968 | 1 |
| 1979 | 1 |
| 1981 | 1 |
| 1982 | 3 |
| 1983 | 2 |
| 1984 | 38 |
| 1985 | 112 |
| 1986 | 161 |
| 1987 | 169 |
| 1988 | 176 |
| 1989 | 197 |
| 1990 | 314 |
| 1991 | 327 |
| 1992 | 383 |
| 1993 | 352 |
| 1994 | 404 |
| 1995 | 359 |
| 1996 | 332 |
| 1997 | 373 |
| 1998 | 380 |
| 1999 | 444 |
| 2000 | 424 |
| 2001 | 474 |
| 2002 | 477 |
| 2003 | 469 |
| 2004 | 557 |
| 2005 | 599 |
| 2006 | 721 |
| 2007 | 789 |
| 2008 | 814 |
| 2009 | 868 |
| 2010 | 848 |
| 2011 | 844 |
| 2012 | 881 |
| 2013 | 873 |
| 2014 | 851 |
| 2015 | 831 |
| 2016 | 795 |
| 2017 | 758 |
| 2018 | 784 |
| 2019 | 743 |
| 2020 | 669 |
| 2021 | 534 |
| 2022 | 120 |
| 2023 | 35 |
| 2024 | 16 |