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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1968 | 2 |
| 1971 | 1 |
| 1978 | 2 |
| 1981 | 1 |
| 1983 | 3 |
| 1985 | 8 |
| 1986 | 1 |
| 1987 | 5 |
| 1988 | 2 |
| 1991 | 2 |
| 1992 | 1 |
| 1993 | 2 |
| 1994 | 181 |
| 1995 | 526 |
| 1996 | 444 |
| 1997 | 413 |
| 1998 | 556 |
| 1999 | 511 |
| 2000 | 541 |
| 2001 | 563 |
| 2002 | 604 |
| 2003 | 687 |
| 2004 | 785 |
| 2005 | 872 |
| 2006 | 815 |
| 2007 | 831 |
| 2008 | 922 |
| 2009 | 1217 |
| 2010 | 1132 |
| 2011 | 1118 |
| 2012 | 1160 |
| 2013 | 890 |
| 2014 | 937 |
| 2015 | 871 |
| 2016 | 810 |
| 2017 | 641 |
| 2018 | 486 |
| 2019 | 397 |
| 2020 | 365 |
| 2021 | 297 |
| 2022 | 95 |
| 2023 | 62 |
| 2024 | 20 |