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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1967 | 1 |
| 1974 | 3 |
| 1976 | 2 |
| 1977 | 5 |
| 1978 | 1 |
| 1979 | 2 |
| 1981 | 1 |
| 1982 | 2 |
| 1983 | 3 |
| 1984 | 4 |
| 1985 | 5 |
| 1986 | 13 |
| 1987 | 4 |
| 1988 | 10 |
| 1989 | 43 |
| 1990 | 123 |
| 1991 | 138 |
| 1992 | 126 |
| 1993 | 138 |
| 1994 | 156 |
| 1995 | 141 |
| 1996 | 195 |
| 1997 | 165 |
| 1998 | 172 |
| 1999 | 253 |
| 2000 | 246 |
| 2001 | 275 |
| 2002 | 282 |
| 2003 | 288 |
| 2004 | 281 |
| 2005 | 276 |
| 2006 | 346 |
| 2007 | 438 |
| 2008 | 421 |
| 2009 | 428 |
| 2010 | 464 |
| 2011 | 511 |
| 2012 | 599 |
| 2013 | 620 |
| 2014 | 655 |
| 2015 | 624 |
| 2016 | 659 |
| 2017 | 636 |
| 2018 | 705 |
| 2019 | 789 |
| 2020 | 957 |
| 2021 | 978 |
| 2022 | 1024 |
| 2023 | 776 |
| 2024 | 737 |
| 2025 | 443 |