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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1972 | 1 |
| 1978 | 4 |
| 1979 | 3 |
| 1980 | 5 |
| 1981 | 3 |
| 1982 | 1 |
| 1983 | 2 |
| 1984 | 3 |
| 1985 | 4 |
| 1986 | 4 |
| 1987 | 8 |
| 1988 | 4 |
| 1989 | 6 |
| 1990 | 5 |
| 1991 | 3 |
| 1992 | 2 |
| 1993 | 10 |
| 1994 | 26 |
| 1995 | 34 |
| 1996 | 24 |
| 1997 | 41 |
| 1998 | 32 |
| 1999 | 28 |
| 2000 | 46 |
| 2001 | 56 |
| 2002 | 54 |
| 2003 | 84 |
| 2004 | 107 |
| 2005 | 136 |
| 2006 | 155 |
| 2007 | 182 |
| 2008 | 212 |
| 2009 | 228 |
| 2010 | 300 |
| 2011 | 351 |
| 2012 | 442 |
| 2013 | 478 |
| 2014 | 527 |
| 2015 | 581 |
| 2016 | 585 |
| 2017 | 573 |
| 2018 | 676 |
| 2019 | 717 |
| 2020 | 856 |
| 2021 | 999 |
| 2022 | 995 |
| 2023 | 394 |