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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1963 | 2 |
| 1964 | 1 |
| 1965 | 1 |
| 1967 | 1 |
| 1973 | 1 |
| 1977 | 1 |
| 1989 | 1 |
| 1991 | 42 |
| 1992 | 170 |
| 1993 | 155 |
| 1994 | 190 |
| 1995 | 177 |
| 1996 | 206 |
| 1997 | 206 |
| 1998 | 244 |
| 1999 | 192 |
| 2000 | 280 |
| 2001 | 264 |
| 2002 | 278 |
| 2003 | 347 |
| 2004 | 391 |
| 2005 | 481 |
| 2006 | 520 |
| 2007 | 551 |
| 2008 | 554 |
| 2009 | 505 |
| 2010 | 644 |
| 2011 | 591 |
| 2012 | 545 |
| 2013 | 605 |
| 2014 | 498 |
| 2015 | 586 |
| 2016 | 616 |
| 2017 | 649 |
| 2018 | 622 |
| 2019 | 631 |
| 2020 | 654 |
| 2021 | 478 |
| 2022 | 414 |
| 2023 | 281 |
| 2024 | 81 |