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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 1 |
| 1971 | 1 |
| 1978 | 1 |
| 1985 | 1 |
| 1987 | 13 |
| 1988 | 12 |
| 1989 | 24 |
| 1990 | 27 |
| 1991 | 27 |
| 1992 | 18 |
| 1993 | 20 |
| 1994 | 19 |
| 1995 | 25 |
| 1996 | 34 |
| 1997 | 24 |
| 1998 | 38 |
| 1999 | 30 |
| 2000 | 33 |
| 2001 | 39 |
| 2002 | 35 |
| 2003 | 54 |
| 2004 | 43 |
| 2005 | 42 |
| 2006 | 52 |
| 2007 | 50 |
| 2008 | 55 |
| 2009 | 52 |
| 2010 | 42 |
| 2011 | 44 |
| 2012 | 52 |
| 2013 | 64 |
| 2014 | 103 |
| 2015 | 116 |
| 2016 | 103 |
| 2017 | 76 |
| 2018 | 118 |
| 2019 | 112 |
| 2020 | 137 |
| 2021 | 160 |
| 2022 | 123 |
| 2023 | 140 |
| 2024 | 112 |
| 2025 | 86 |
| 2026 | 57 |