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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 1 |
| 1976 | 19 |
| 1977 | 63 |
| 1978 | 76 |
| 1979 | 84 |
| 1980 | 89 |
| 1981 | 89 |
| 1982 | 112 |
| 1983 | 115 |
| 1984 | 157 |
| 1985 | 165 |
| 1986 | 223 |
| 1987 | 272 |
| 1988 | 308 |
| 1989 | 316 |
| 1990 | 294 |
| 1991 | 317 |
| 1992 | 263 |
| 1993 | 309 |
| 1994 | 307 |
| 1995 | 307 |
| 1996 | 270 |
| 1997 | 327 |
| 1998 | 380 |
| 1999 | 372 |
| 2000 | 458 |
| 2001 | 403 |
| 2002 | 515 |
| 2003 | 467 |
| 2004 | 504 |
| 2005 | 550 |
| 2006 | 606 |
| 2007 | 613 |
| 2008 | 658 |
| 2009 | 721 |
| 2010 | 680 |
| 2011 | 668 |
| 2012 | 689 |
| 2013 | 676 |
| 2014 | 601 |
| 2015 | 640 |
| 2016 | 543 |
| 2017 | 479 |
| 2018 | 486 |
| 2019 | 414 |
| 2020 | 497 |
| 2021 | 414 |
| 2022 | 345 |
| 2023 | 273 |
| 2024 | 136 |