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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 17 |
| 1971 | 81 |
| 1972 | 122 |
| 1973 | 193 |
| 1974 | 181 |
| 1975 | 234 |
| 1976 | 164 |
| 1977 | 175 |
| 1978 | 139 |
| 1979 | 124 |
| 1980 | 117 |
| 1981 | 100 |
| 1982 | 106 |
| 1983 | 104 |
| 1984 | 105 |
| 1985 | 126 |
| 1986 | 136 |
| 1987 | 146 |
| 1988 | 218 |
| 1989 | 243 |
| 1990 | 245 |
| 1991 | 212 |
| 1992 | 229 |
| 1993 | 263 |
| 1994 | 281 |
| 1995 | 260 |
| 1996 | 283 |
| 1997 | 288 |
| 1998 | 328 |
| 1999 | 397 |
| 2000 | 324 |
| 2001 | 406 |
| 2002 | 470 |
| 2003 | 480 |
| 2004 | 419 |
| 2005 | 430 |
| 2006 | 553 |
| 2007 | 481 |
| 2008 | 585 |
| 2009 | 573 |
| 2010 | 606 |
| 2011 | 515 |
| 2012 | 536 |
| 2013 | 615 |
| 2014 | 578 |
| 2015 | 627 |
| 2016 | 557 |
| 2017 | 600 |
| 2018 | 574 |
| 2019 | 566 |
| 2020 | 531 |
| 2021 | 470 |
| 2022 | 380 |
| 2023 | 311 |
| 2024 | 89 |