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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 3 |
| 1953 | 1 |
| 1954 | 1 |
| 1956 | 1 |
| 1957 | 1 |
| 1961 | 2 |
| 1964 | 2 |
| 1968 | 1 |
| 1977 | 1 |
| 1980 | 3 |
| 1989 | 2 |
| 1991 | 26 |
| 1992 | 126 |
| 1993 | 176 |
| 1994 | 200 |
| 1995 | 278 |
| 1996 | 357 |
| 1997 | 336 |
| 1998 | 349 |
| 1999 | 404 |
| 2000 | 457 |
| 2001 | 485 |
| 2002 | 433 |
| 2003 | 450 |
| 2004 | 461 |
| 2005 | 482 |
| 2006 | 472 |
| 2007 | 473 |
| 2008 | 470 |
| 2009 | 539 |
| 2010 | 518 |
| 2011 | 580 |
| 2012 | 551 |
| 2013 | 465 |
| 2014 | 394 |
| 2015 | 404 |
| 2016 | 345 |
| 2017 | 281 |
| 2018 | 260 |
| 2019 | 198 |
| 2020 | 171 |
| 2021 | 137 |
| 2022 | 49 |
| 2023 | 33 |
| 2024 | 7 |