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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 1 |
| 1984 | 2 |
| 1986 | 1 |
| 1987 | 3 |
| 1988 | 6 |
| 1989 | 14 |
| 1990 | 9 |
| 1991 | 9 |
| 1992 | 6 |
| 1993 | 11 |
| 1994 | 5 |
| 1995 | 11 |
| 1996 | 9 |
| 1997 | 6 |
| 1998 | 10 |
| 1999 | 14 |
| 2000 | 22 |
| 2001 | 32 |
| 2002 | 49 |
| 2003 | 57 |
| 2004 | 63 |
| 2005 | 70 |
| 2006 | 71 |
| 2007 | 97 |
| 2008 | 90 |
| 2009 | 150 |
| 2010 | 133 |
| 2011 | 169 |
| 2012 | 184 |
| 2013 | 165 |
| 2014 | 200 |
| 2015 | 212 |
| 2016 | 249 |
| 2017 | 234 |
| 2018 | 295 |
| 2019 | 320 |
| 2020 | 364 |
| 2021 | 381 |
| 2022 | 399 |
| 2023 | 50 |