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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1979 | 2 |
| 1980 | 2 |
| 1987 | 9 |
| 1988 | 5 |
| 1989 | 3 |
| 1990 | 17 |
| 1991 | 45 |
| 1992 | 55 |
| 1993 | 76 |
| 1994 | 78 |
| 1995 | 94 |
| 1996 | 208 |
| 1997 | 329 |
| 1998 | 384 |
| 1999 | 442 |
| 2000 | 574 |
| 2001 | 573 |
| 2002 | 585 |
| 2003 | 593 |
| 2004 | 611 |
| 2005 | 621 |
| 2006 | 680 |
| 2007 | 817 |
| 2008 | 844 |
| 2009 | 870 |
| 2010 | 870 |
| 2011 | 1052 |
| 2012 | 1174 |
| 2013 | 1280 |
| 2014 | 1248 |
| 2015 | 1199 |
| 2016 | 1172 |
| 2017 | 1110 |
| 2018 | 1100 |
| 2019 | 1079 |
| 2020 | 795 |
| 2021 | 583 |
| 2022 | 105 |
| 2023 | 28 |
| 2024 | 154 |