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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 9 |
| 1976 | 10 |
| 1977 | 30 |
| 1978 | 35 |
| 1979 | 52 |
| 1980 | 47 |
| 1981 | 36 |
| 1982 | 59 |
| 1983 | 60 |
| 1984 | 61 |
| 1985 | 58 |
| 1986 | 59 |
| 1987 | 53 |
| 1988 | 57 |
| 1989 | 77 |
| 1990 | 68 |
| 1991 | 62 |
| 1992 | 58 |
| 1993 | 69 |
| 1994 | 65 |
| 1995 | 75 |
| 1996 | 79 |
| 1997 | 82 |
| 1998 | 93 |
| 1999 | 90 |
| 2000 | 100 |
| 2001 | 77 |
| 2002 | 74 |
| 2003 | 137 |
| 2004 | 205 |
| 2005 | 302 |
| 2006 | 405 |
| 2007 | 376 |
| 2008 | 259 |
| 2009 | 261 |
| 2010 | 281 |
| 2011 | 333 |
| 2012 | 319 |
| 2013 | 369 |
| 2014 | 440 |
| 2015 | 414 |
| 2016 | 385 |
| 2017 | 525 |
| 2018 | 636 |
| 2019 | 586 |
| 2020 | 552 |
| 2021 | 531 |
| 2022 | 394 |
| 2023 | 364 |
| 2024 | 139 |