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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 2 |
| 1980 | 2 |
| 1981 | 2 |
| 1982 | 4 |
| 1983 | 2 |
| 1984 | 4 |
| 1985 | 3 |
| 1986 | 2 |
| 1987 | 6 |
| 1988 | 9 |
| 1989 | 18 |
| 1990 | 14 |
| 1991 | 15 |
| 1992 | 20 |
| 1993 | 9 |
| 1994 | 15 |
| 1995 | 21 |
| 1996 | 24 |
| 1997 | 25 |
| 1998 | 23 |
| 1999 | 35 |
| 2000 | 38 |
| 2001 | 50 |
| 2002 | 51 |
| 2003 | 79 |
| 2004 | 77 |
| 2005 | 95 |
| 2006 | 107 |
| 2007 | 108 |
| 2008 | 165 |
| 2009 | 213 |
| 2010 | 279 |
| 2011 | 276 |
| 2012 | 379 |
| 2013 | 430 |
| 2014 | 526 |
| 2015 | 584 |
| 2016 | 638 |
| 2017 | 723 |
| 2018 | 802 |
| 2019 | 895 |
| 2020 | 1140 |
| 2021 | 1313 |
| 2022 | 1532 |
| 2023 | 1580 |
| 2024 | 684 |