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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 12 |
| 1976 | 10 |
| 1977 | 41 |
| 1978 | 28 |
| 1979 | 36 |
| 1980 | 33 |
| 1981 | 38 |
| 1982 | 38 |
| 1983 | 43 |
| 1984 | 41 |
| 1985 | 46 |
| 1986 | 48 |
| 1987 | 53 |
| 1988 | 42 |
| 1989 | 45 |
| 1990 | 51 |
| 1991 | 41 |
| 1992 | 69 |
| 1993 | 57 |
| 1994 | 63 |
| 1995 | 71 |
| 1996 | 55 |
| 1997 | 67 |
| 1998 | 68 |
| 1999 | 55 |
| 2000 | 58 |
| 2001 | 59 |
| 2002 | 66 |
| 2003 | 87 |
| 2004 | 126 |
| 2005 | 163 |
| 2006 | 143 |
| 2007 | 160 |
| 2008 | 213 |
| 2009 | 275 |
| 2010 | 256 |
| 2011 | 273 |
| 2012 | 329 |
| 2013 | 398 |
| 2014 | 356 |
| 2015 | 373 |
| 2016 | 421 |
| 2017 | 393 |
| 2018 | 469 |
| 2019 | 475 |
| 2020 | 374 |
| 2021 | 347 |
| 2022 | 295 |
| 2023 | 254 |
| 2024 | 115 |