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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 1 |
| 1967 | 1 |
| 1969 | 1 |
| 1970 | 1 |
| 1973 | 1 |
| 1975 | 3 |
| 1976 | 1 |
| 1977 | 2 |
| 1979 | 1 |
| 1980 | 2 |
| 1988 | 1 |
| 1989 | 34 |
| 1990 | 98 |
| 1991 | 226 |
| 1992 | 442 |
| 1993 | 729 |
| 1994 | 928 |
| 1995 | 822 |
| 1996 | 1036 |
| 1997 | 1103 |
| 1998 | 1241 |
| 1999 | 1313 |
| 2000 | 1604 |
| 2001 | 1992 |
| 2002 | 2133 |
| 2003 | 2970 |
| 2004 | 3451 |
| 2005 | 4282 |
| 2006 | 4578 |
| 2007 | 5057 |
| 2008 | 5770 |
| 2009 | 6215 |
| 2010 | 6289 |
| 2011 | 6765 |
| 2012 | 7646 |
| 2013 | 8119 |
| 2014 | 8236 |
| 2015 | 8586 |
| 2016 | 8526 |
| 2017 | 8379 |
| 2018 | 8104 |
| 2019 | 8017 |
| 2020 | 8983 |
| 2021 | 6903 |
| 2022 | 3655 |
| 2023 | 3663 |
| 2024 | 4534 |
| 2025 | 2724 |