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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1979 | 88 |
| 1980 | 126 |
| 1981 | 188 |
| 1982 | 191 |
| 1983 | 263 |
| 1984 | 219 |
| 1985 | 203 |
| 1986 | 201 |
| 1987 | 272 |
| 1988 | 280 |
| 1989 | 247 |
| 1990 | 258 |
| 1991 | 379 |
| 1992 | 312 |
| 1993 | 260 |
| 1994 | 354 |
| 1995 | 411 |
| 1996 | 384 |
| 1997 | 457 |
| 1998 | 390 |
| 1999 | 470 |
| 2000 | 417 |
| 2001 | 500 |
| 2002 | 375 |
| 2003 | 452 |
| 2004 | 457 |
| 2005 | 510 |
| 2006 | 499 |
| 2007 | 519 |
| 2008 | 563 |
| 2009 | 510 |
| 2010 | 496 |
| 2011 | 455 |
| 2012 | 542 |
| 2013 | 572 |
| 2014 | 543 |
| 2015 | 458 |
| 2016 | 457 |
| 2017 | 411 |
| 2018 | 389 |
| 2019 | 481 |
| 2020 | 520 |
| 2021 | 507 |
| 2022 | 381 |
| 2023 | 71 |