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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 3 |
| 1974 | 21 |
| 1975 | 54 |
| 1976 | 75 |
| 1977 | 81 |
| 1978 | 164 |
| 1979 | 161 |
| 1980 | 144 |
| 1981 | 171 |
| 1982 | 180 |
| 1983 | 234 |
| 1984 | 264 |
| 1985 | 271 |
| 1986 | 246 |
| 1987 | 301 |
| 1988 | 315 |
| 1989 | 398 |
| 1990 | 338 |
| 1991 | 381 |
| 1992 | 273 |
| 1993 | 242 |
| 1994 | 272 |
| 1995 | 282 |
| 1996 | 316 |
| 1997 | 319 |
| 1998 | 245 |
| 1999 | 325 |
| 2000 | 373 |
| 2001 | 374 |
| 2002 | 490 |
| 2003 | 540 |
| 2004 | 519 |
| 2005 | 607 |
| 2006 | 649 |
| 2007 | 630 |
| 2008 | 573 |
| 2009 | 592 |
| 2010 | 592 |
| 2011 | 652 |
| 2012 | 701 |
| 2013 | 686 |
| 2014 | 706 |
| 2015 | 731 |
| 2016 | 699 |
| 2017 | 716 |
| 2018 | 812 |
| 2019 | 817 |
| 2020 | 1010 |
| 2021 | 1228 |
| 2022 | 1120 |
| 2023 | 964 |
| 2024 | 311 |