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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1972 | 1 |
| 1975 | 1 |
| 1981 | 2 |
| 1992 | 2 |
| 1993 | 2 |
| 1994 | 1 |
| 1995 | 1 |
| 1999 | 6 |
| 2000 | 11 |
| 2001 | 8 |
| 2002 | 16 |
| 2003 | 19 |
| 2004 | 29 |
| 2005 | 18 |
| 2006 | 41 |
| 2007 | 38 |
| 2008 | 28 |
| 2009 | 38 |
| 2010 | 43 |
| 2011 | 47 |
| 2012 | 46 |
| 2013 | 40 |
| 2014 | 60 |
| 2015 | 66 |
| 2016 | 106 |
| 2017 | 97 |
| 2018 | 106 |
| 2019 | 135 |
| 2020 | 103 |
| 2021 | 125 |
| 2022 | 121 |
| 2023 | 101 |
| 2024 | 107 |
| 2025 | 91 |