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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1967 | 1 |
| 1972 | 1 |
| 1976 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1983 | 1 |
| 1986 | 17 |
| 1987 | 21 |
| 1988 | 169 |
| 1989 | 349 |
| 1990 | 357 |
| 1991 | 358 |
| 1992 | 395 |
| 1993 | 368 |
| 1994 | 375 |
| 1995 | 366 |
| 1996 | 374 |
| 1997 | 363 |
| 1998 | 380 |
| 1999 | 324 |
| 2000 | 378 |
| 2001 | 336 |
| 2002 | 416 |
| 2003 | 407 |
| 2004 | 429 |
| 2005 | 495 |
| 2006 | 496 |
| 2007 | 512 |
| 2008 | 560 |
| 2009 | 659 |
| 2010 | 671 |
| 2011 | 767 |
| 2012 | 753 |
| 2013 | 788 |
| 2014 | 867 |
| 2015 | 852 |
| 2016 | 851 |
| 2017 | 918 |
| 2018 | 862 |
| 2019 | 909 |
| 2020 | 1027 |
| 2021 | 1046 |
| 2022 | 890 |
| 2023 | 795 |
| 2024 | 212 |