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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 2 |
| 1976 | 1 |
| 1980 | 1 |
| 1988 | 1 |
| 1989 | 5 |
| 1990 | 13 |
| 1991 | 12 |
| 1992 | 7 |
| 1993 | 19 |
| 1994 | 19 |
| 1995 | 27 |
| 1996 | 30 |
| 1997 | 19 |
| 1998 | 24 |
| 1999 | 24 |
| 2000 | 42 |
| 2001 | 40 |
| 2002 | 53 |
| 2003 | 44 |
| 2004 | 43 |
| 2005 | 48 |
| 2006 | 47 |
| 2007 | 64 |
| 2008 | 84 |
| 2009 | 76 |
| 2010 | 70 |
| 2011 | 99 |
| 2012 | 109 |
| 2013 | 114 |
| 2014 | 120 |
| 2015 | 132 |
| 2016 | 118 |
| 2017 | 136 |
| 2018 | 129 |
| 2019 | 161 |
| 2020 | 187 |
| 2021 | 219 |
| 2022 | 181 |
| 2023 | 133 |
| 2024 | 160 |
| 2025 | 99 |