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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1976 | 1 |
| 1979 | 9 |
| 1980 | 12 |
| 1981 | 17 |
| 1982 | 30 |
| 1983 | 35 |
| 1984 | 53 |
| 1985 | 56 |
| 1986 | 92 |
| 1987 | 87 |
| 1988 | 100 |
| 1989 | 106 |
| 1990 | 138 |
| 1991 | 170 |
| 1992 | 170 |
| 1993 | 254 |
| 1994 | 307 |
| 1995 | 301 |
| 1996 | 363 |
| 1997 | 453 |
| 1998 | 423 |
| 1999 | 526 |
| 2000 | 593 |
| 2001 | 684 |
| 2002 | 889 |
| 2003 | 1101 |
| 2004 | 1351 |
| 2005 | 1838 |
| 2006 | 2034 |
| 2007 | 2329 |
| 2008 | 2800 |
| 2009 | 3322 |
| 2010 | 3895 |
| 2011 | 4536 |
| 2012 | 5375 |
| 2013 | 6544 |
| 2014 | 7578 |
| 2015 | 8435 |
| 2016 | 8971 |
| 2017 | 9954 |
| 2018 | 11325 |
| 2019 | 12925 |
| 2020 | 15359 |
| 2021 | 17629 |
| 2022 | 20645 |
| 2023 | 9915 |