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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1972 | 2 |
| 1973 | 1 |
| 1975 | 1 |
| 1989 | 8 |
| 1992 | 1 |
| 1993 | 3 |
| 1994 | 59 |
| 1995 | 226 |
| 1996 | 210 |
| 1997 | 207 |
| 1998 | 259 |
| 1999 | 243 |
| 2000 | 292 |
| 2001 | 425 |
| 2002 | 576 |
| 2003 | 449 |
| 2004 | 455 |
| 2005 | 551 |
| 2006 | 601 |
| 2007 | 659 |
| 2008 | 403 |
| 2009 | 515 |
| 2010 | 555 |
| 2011 | 538 |
| 2012 | 519 |
| 2013 | 484 |
| 2014 | 500 |
| 2015 | 525 |
| 2016 | 305 |
| 2017 | 303 |
| 2018 | 345 |
| 2019 | 198 |
| 2020 | 256 |
| 2021 | 240 |
| 2022 | 26 |
| 2023 | 5 |
| 2024 | 33 |