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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 1 |
| 1980 | 5 |
| 1981 | 5 |
| 1982 | 8 |
| 1983 | 7 |
| 1984 | 4 |
| 1985 | 8 |
| 1986 | 8 |
| 1987 | 9 |
| 1988 | 9 |
| 1989 | 9 |
| 1990 | 7 |
| 1991 | 16 |
| 1992 | 27 |
| 1993 | 22 |
| 1994 | 30 |
| 1995 | 27 |
| 1996 | 30 |
| 1997 | 43 |
| 1998 | 51 |
| 1999 | 53 |
| 2000 | 66 |
| 2001 | 75 |
| 2002 | 77 |
| 2003 | 120 |
| 2004 | 138 |
| 2005 | 199 |
| 2006 | 245 |
| 2007 | 273 |
| 2008 | 338 |
| 2009 | 398 |
| 2010 | 411 |
| 2011 | 485 |
| 2012 | 571 |
| 2013 | 643 |
| 2014 | 842 |
| 2015 | 924 |
| 2016 | 922 |
| 2017 | 1018 |
| 2018 | 1225 |
| 2019 | 1384 |
| 2020 | 1725 |
| 2021 | 1987 |
| 2022 | 2265 |
| 2023 | 2217 |
| 2024 | 2222 |
| 2025 | 22 |