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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1980 | 1 |
| 1981 | 3 |
| 1982 | 5 |
| 1983 | 5 |
| 1984 | 11 |
| 1985 | 11 |
| 1986 | 16 |
| 1987 | 13 |
| 1988 | 16 |
| 1989 | 28 |
| 1990 | 28 |
| 1991 | 22 |
| 1992 | 35 |
| 1993 | 81 |
| 1994 | 195 |
| 1995 | 270 |
| 1996 | 305 |
| 1997 | 297 |
| 1998 | 336 |
| 1999 | 302 |
| 2000 | 306 |
| 2001 | 312 |
| 2002 | 297 |
| 2003 | 304 |
| 2004 | 299 |
| 2005 | 280 |
| 2006 | 284 |
| 2007 | 289 |
| 2008 | 363 |
| 2009 | 357 |
| 2010 | 404 |
| 2011 | 479 |
| 2012 | 547 |
| 2013 | 541 |
| 2014 | 535 |
| 2015 | 498 |
| 2016 | 511 |
| 2017 | 461 |
| 2018 | 446 |
| 2019 | 430 |
| 2020 | 384 |
| 2021 | 327 |
| 2022 | 180 |
| 2023 | 151 |
| 2024 | 82 |