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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 1 |
| 1961 | 1 |
| 1966 | 1 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 4 |
| 1976 | 9 |
| 1977 | 12 |
| 1978 | 7 |
| 1979 | 20 |
| 1980 | 41 |
| 1981 | 66 |
| 1982 | 96 |
| 1983 | 150 |
| 1984 | 197 |
| 1985 | 278 |
| 1986 | 366 |
| 1987 | 451 |
| 1988 | 517 |
| 1989 | 684 |
| 1990 | 702 |
| 1991 | 891 |
| 1992 | 780 |
| 1993 | 756 |
| 1994 | 666 |
| 1995 | 623 |
| 1996 | 638 |
| 1997 | 546 |
| 1998 | 476 |
| 1999 | 457 |
| 2000 | 409 |
| 2001 | 326 |
| 2002 | 371 |
| 2003 | 318 |
| 2004 | 320 |
| 2005 | 358 |
| 2006 | 306 |
| 2007 | 312 |
| 2008 | 304 |
| 2009 | 261 |
| 2010 | 269 |
| 2011 | 258 |
| 2012 | 263 |
| 2013 | 290 |
| 2014 | 245 |
| 2015 | 235 |
| 2016 | 202 |
| 2017 | 225 |
| 2018 | 217 |
| 2019 | 184 |
| 2020 | 223 |
| 2021 | 234 |
| 2022 | 245 |
| 2023 | 205 |
| 2024 | 79 |