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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 1 |
| 1977 | 1 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 4 |
| 1987 | 3 |
| 1988 | 5 |
| 1989 | 3 |
| 1990 | 2 |
| 1991 | 3 |
| 1992 | 3 |
| 1993 | 4 |
| 1994 | 5 |
| 1995 | 6 |
| 1996 | 11 |
| 1997 | 11 |
| 1998 | 25 |
| 1999 | 25 |
| 2000 | 35 |
| 2001 | 41 |
| 2002 | 48 |
| 2003 | 70 |
| 2004 | 88 |
| 2005 | 117 |
| 2006 | 136 |
| 2007 | 150 |
| 2008 | 181 |
| 2009 | 184 |
| 2010 | 245 |
| 2011 | 315 |
| 2012 | 359 |
| 2013 | 398 |
| 2014 | 378 |
| 2015 | 379 |
| 2016 | 417 |
| 2017 | 476 |
| 2018 | 535 |
| 2019 | 573 |
| 2020 | 617 |
| 2021 | 650 |
| 2022 | 614 |
| 2023 | 557 |
| 2024 | 262 |