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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1976 | 9 |
| 1977 | 32 |
| 1978 | 51 |
| 1979 | 78 |
| 1980 | 154 |
| 1981 | 156 |
| 1982 | 178 |
| 1983 | 212 |
| 1984 | 241 |
| 1985 | 306 |
| 1986 | 373 |
| 1987 | 368 |
| 1988 | 562 |
| 1989 | 501 |
| 1990 | 457 |
| 1991 | 595 |
| 1992 | 602 |
| 1993 | 734 |
| 1994 | 801 |
| 1995 | 985 |
| 1996 | 755 |
| 1997 | 836 |
| 1998 | 614 |
| 1999 | 500 |
| 2000 | 616 |
| 2001 | 529 |
| 2002 | 507 |
| 2003 | 439 |
| 2004 | 495 |
| 2005 | 502 |
| 2006 | 547 |
| 2007 | 533 |
| 2008 | 416 |
| 2009 | 310 |
| 2010 | 190 |
| 2011 | 421 |
| 2012 | 1198 |
| 2013 | 1421 |
| 2014 | 1132 |
| 2015 | 1091 |
| 2016 | 939 |
| 2017 | 837 |
| 2018 | 1297 |
| 2019 | 974 |
| 2020 | 939 |
| 2021 | 730 |
| 2022 | 903 |
| 2023 | 272 |