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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 1 |
| 1971 | 2 |
| 1978 | 20 |
| 1979 | 47 |
| 1980 | 55 |
| 1981 | 63 |
| 1982 | 60 |
| 1983 | 55 |
| 1984 | 79 |
| 1985 | 105 |
| 1986 | 106 |
| 1987 | 122 |
| 1988 | 143 |
| 1989 | 183 |
| 1990 | 197 |
| 1991 | 271 |
| 1992 | 286 |
| 1993 | 337 |
| 1994 | 408 |
| 1995 | 509 |
| 1996 | 635 |
| 1997 | 725 |
| 1998 | 872 |
| 1999 | 962 |
| 2000 | 1032 |
| 2001 | 1134 |
| 2002 | 1224 |
| 2003 | 1362 |
| 2004 | 1794 |
| 2005 | 1896 |
| 2006 | 2023 |
| 2007 | 2025 |
| 2008 | 2078 |
| 2009 | 2099 |
| 2010 | 2206 |
| 2011 | 2458 |
| 2012 | 2562 |
| 2013 | 2702 |
| 2014 | 2809 |
| 2015 | 2745 |
| 2016 | 2683 |
| 2017 | 2771 |
| 2018 | 2832 |
| 2019 | 2841 |
| 2020 | 2787 |
| 2021 | 2467 |
| 2022 | 1761 |
| 2023 | 1313 |
| 2024 | 368 |