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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 1 |
| 1979 | 15 |
| 1980 | 15 |
| 1981 | 39 |
| 1982 | 48 |
| 1983 | 47 |
| 1984 | 57 |
| 1985 | 84 |
| 1986 | 92 |
| 1987 | 110 |
| 1988 | 105 |
| 1989 | 124 |
| 1990 | 130 |
| 1991 | 191 |
| 1992 | 228 |
| 1993 | 278 |
| 1994 | 341 |
| 1995 | 408 |
| 1996 | 376 |
| 1997 | 498 |
| 1998 | 479 |
| 1999 | 532 |
| 2000 | 689 |
| 2001 | 756 |
| 2002 | 1083 |
| 2003 | 1292 |
| 2004 | 1580 |
| 2005 | 2114 |
| 2006 | 2620 |
| 2007 | 2959 |
| 2008 | 3634 |
| 2009 | 4370 |
| 2010 | 5113 |
| 2011 | 6334 |
| 2012 | 7457 |
| 2013 | 8831 |
| 2014 | 10344 |
| 2015 | 11906 |
| 2016 | 12852 |
| 2017 | 14244 |
| 2018 | 16734 |
| 2019 | 19643 |
| 2020 | 22947 |
| 2021 | 26580 |
| 2022 | 32090 |
| 2023 | 14570 |