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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 2 |
| 1966 | 1 |
| 1968 | 3 |
| 1976 | 2 |
| 1978 | 1 |
| 1981 | 1 |
| 1982 | 2 |
| 1983 | 1 |
| 1985 | 2 |
| 1986 | 2 |
| 1987 | 10 |
| 1988 | 8 |
| 1989 | 118 |
| 1990 | 349 |
| 1991 | 608 |
| 1992 | 912 |
| 1993 | 594 |
| 1994 | 820 |
| 1995 | 1024 |
| 1996 | 1176 |
| 1997 | 1304 |
| 1998 | 1864 |
| 1999 | 1506 |
| 2000 | 1542 |
| 2001 | 1893 |
| 2002 | 2268 |
| 2003 | 2910 |
| 2004 | 3674 |
| 2005 | 4462 |
| 2006 | 3837 |
| 2007 | 4552 |
| 2008 | 4293 |
| 2009 | 3901 |
| 2010 | 4553 |
| 2011 | 5212 |
| 2012 | 5332 |
| 2013 | 5201 |
| 2014 | 5543 |
| 2015 | 5289 |
| 2016 | 4597 |
| 2017 | 4383 |
| 2018 | 4725 |
| 2019 | 4612 |
| 2020 | 4325 |
| 2021 | 3583 |
| 2022 | 1233 |
| 2023 | 930 |
| 2024 | 482 |