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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 2 |
| 1988 | 2 |
| 1989 | 48 |
| 1990 | 114 |
| 1991 | 137 |
| 1992 | 158 |
| 1993 | 168 |
| 1994 | 142 |
| 1995 | 144 |
| 1996 | 161 |
| 1997 | 196 |
| 1998 | 197 |
| 1999 | 190 |
| 2000 | 241 |
| 2001 | 238 |
| 2002 | 284 |
| 2003 | 328 |
| 2004 | 378 |
| 2005 | 501 |
| 2006 | 486 |
| 2007 | 571 |
| 2008 | 583 |
| 2009 | 626 |
| 2010 | 623 |
| 2011 | 659 |
| 2012 | 675 |
| 2013 | 657 |
| 2014 | 708 |
| 2015 | 769 |
| 2016 | 637 |
| 2017 | 554 |
| 2018 | 517 |
| 2019 | 481 |
| 2020 | 368 |
| 2021 | 271 |
| 2022 | 107 |
| 2023 | 60 |
| 2024 | 84 |