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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1967 | 1 |
| 1974 | 3 |
| 1975 | 6 |
| 1976 | 3 |
| 1977 | 5 |
| 1978 | 4 |
| 1979 | 4 |
| 1980 | 5 |
| 1981 | 6 |
| 1982 | 6 |
| 1983 | 9 |
| 1984 | 6 |
| 1985 | 2 |
| 1986 | 9 |
| 1987 | 7 |
| 1988 | 15 |
| 1989 | 66 |
| 1990 | 297 |
| 1991 | 275 |
| 1992 | 299 |
| 1993 | 334 |
| 1994 | 319 |
| 1995 | 272 |
| 1996 | 332 |
| 1997 | 279 |
| 1998 | 289 |
| 1999 | 350 |
| 2000 | 348 |
| 2001 | 344 |
| 2002 | 387 |
| 2003 | 393 |
| 2004 | 508 |
| 2005 | 490 |
| 2006 | 541 |
| 2007 | 528 |
| 2008 | 598 |
| 2009 | 591 |
| 2010 | 697 |
| 2011 | 767 |
| 2012 | 859 |
| 2013 | 889 |
| 2014 | 943 |
| 2015 | 1038 |
| 2016 | 1032 |
| 2017 | 1017 |
| 2018 | 1077 |
| 2019 | 1062 |
| 2020 | 984 |
| 2021 | 950 |
| 2022 | 753 |
| 2023 | 679 |
| 2024 | 435 |