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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1956 | 1 |
| 1977 | 1 |
| 1979 | 3 |
| 1980 | 2 |
| 1981 | 1 |
| 1986 | 1 |
| 1987 | 2 |
| 1988 | 2 |
| 1989 | 3 |
| 1990 | 3 |
| 1991 | 10 |
| 1992 | 10 |
| 1993 | 15 |
| 1994 | 9 |
| 1995 | 12 |
| 1996 | 11 |
| 1997 | 14 |
| 1998 | 23 |
| 1999 | 12 |
| 2000 | 16 |
| 2001 | 24 |
| 2002 | 36 |
| 2003 | 40 |
| 2004 | 53 |
| 2005 | 64 |
| 2006 | 56 |
| 2007 | 101 |
| 2008 | 111 |
| 2009 | 114 |
| 2010 | 122 |
| 2011 | 164 |
| 2012 | 199 |
| 2013 | 225 |
| 2014 | 254 |
| 2015 | 341 |
| 2016 | 357 |
| 2017 | 342 |
| 2018 | 438 |
| 2019 | 551 |
| 2020 | 623 |
| 2021 | 721 |
| 2022 | 860 |
| 2023 | 895 |
| 2024 | 849 |
| 2025 | 3 |