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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 1 |
| 1965 | 3 |
| 1980 | 2 |
| 1984 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1989 | 4 |
| 1990 | 2 |
| 1991 | 4 |
| 1992 | 2 |
| 1993 | 4 |
| 1995 | 2 |
| 1996 | 2 |
| 1997 | 11 |
| 1998 | 24 |
| 1999 | 28 |
| 2000 | 24 |
| 2001 | 19 |
| 2002 | 25 |
| 2003 | 27 |
| 2004 | 16 |
| 2005 | 25 |
| 2006 | 28 |
| 2007 | 44 |
| 2008 | 45 |
| 2009 | 59 |
| 2010 | 48 |
| 2011 | 61 |
| 2012 | 79 |
| 2013 | 66 |
| 2014 | 68 |
| 2015 | 83 |
| 2016 | 78 |
| 2017 | 93 |
| 2018 | 82 |
| 2019 | 113 |
| 2020 | 110 |
| 2021 | 122 |
| 2022 | 137 |
| 2023 | 137 |
| 2024 | 106 |
| 2025 | 99 |