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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 3 |
| 1962 | 1 |
| 1974 | 1 |
| 1975 | 2 |
| 1976 | 1 |
| 1977 | 4 |
| 1979 | 2 |
| 1980 | 3 |
| 1981 | 101 |
| 1982 | 308 |
| 1983 | 525 |
| 1984 | 691 |
| 1985 | 584 |
| 1986 | 708 |
| 1987 | 986 |
| 1988 | 988 |
| 1989 | 1250 |
| 1990 | 1152 |
| 1991 | 942 |
| 1992 | 990 |
| 1993 | 1243 |
| 1994 | 1265 |
| 1995 | 1241 |
| 1996 | 1038 |
| 1997 | 1042 |
| 1998 | 858 |
| 1999 | 710 |
| 2000 | 610 |
| 2001 | 581 |
| 2002 | 575 |
| 2003 | 465 |
| 2004 | 462 |
| 2005 | 462 |
| 2006 | 563 |
| 2007 | 505 |
| 2008 | 392 |
| 2009 | 400 |
| 2010 | 391 |
| 2011 | 395 |
| 2012 | 440 |
| 2013 | 485 |
| 2014 | 443 |
| 2015 | 473 |
| 2016 | 386 |
| 2017 | 458 |
| 2018 | 451 |
| 2019 | 433 |
| 2020 | 356 |
| 2021 | 267 |
| 2022 | 144 |
| 2023 | 189 |
| 2024 | 70 |