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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 1 |
| 1982 | 1 |
| 1988 | 2 |
| 1989 | 3 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 2 |
| 1993 | 1 |
| 1994 | 2 |
| 1995 | 3 |
| 1996 | 2 |
| 1997 | 14 |
| 1998 | 13 |
| 1999 | 17 |
| 2000 | 24 |
| 2001 | 28 |
| 2002 | 35 |
| 2003 | 48 |
| 2004 | 25 |
| 2005 | 39 |
| 2006 | 40 |
| 2007 | 32 |
| 2008 | 44 |
| 2009 | 41 |
| 2010 | 45 |
| 2011 | 46 |
| 2012 | 49 |
| 2013 | 61 |
| 2014 | 69 |
| 2015 | 91 |
| 2016 | 115 |
| 2017 | 128 |
| 2018 | 164 |
| 2019 | 147 |
| 2020 | 153 |
| 2021 | 172 |
| 2022 | 195 |
| 2023 | 187 |
| 2024 | 84 |