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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 1 |
| 1972 | 4 |
| 1973 | 1 |
| 1981 | 1 |
| 1986 | 8 |
| 1987 | 12 |
| 1988 | 13 |
| 1989 | 11 |
| 1990 | 10 |
| 1991 | 11 |
| 1992 | 22 |
| 1993 | 19 |
| 1994 | 22 |
| 1995 | 23 |
| 1996 | 24 |
| 1997 | 24 |
| 1998 | 26 |
| 1999 | 36 |
| 2000 | 41 |
| 2001 | 70 |
| 2002 | 80 |
| 2003 | 113 |
| 2004 | 132 |
| 2005 | 164 |
| 2006 | 199 |
| 2007 | 198 |
| 2008 | 272 |
| 2009 | 325 |
| 2010 | 406 |
| 2011 | 517 |
| 2012 | 527 |
| 2013 | 607 |
| 2014 | 675 |
| 2015 | 676 |
| 2016 | 708 |
| 2017 | 700 |
| 2018 | 762 |
| 2019 | 885 |
| 2020 | 1054 |
| 2021 | 1068 |
| 2022 | 1041 |
| 2023 | 1077 |
| 2024 | 430 |