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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 2 |
| 1974 | 1 |
| 1975 | 1 |
| 1978 | 2 |
| 1979 | 2 |
| 1980 | 2 |
| 1981 | 2 |
| 1982 | 2 |
| 1985 | 1 |
| 1988 | 1 |
| 2002 | 30 |
| 2003 | 24 |
| 2004 | 30 |
| 2005 | 34 |
| 2006 | 51 |
| 2007 | 55 |
| 2008 | 54 |
| 2009 | 69 |
| 2010 | 86 |
| 2011 | 102 |
| 2012 | 120 |
| 2013 | 137 |
| 2014 | 133 |
| 2015 | 138 |
| 2016 | 145 |
| 2017 | 133 |
| 2018 | 131 |
| 2019 | 152 |
| 2020 | 156 |
| 2021 | 153 |
| 2022 | 158 |
| 2023 | 106 |
| 2024 | 36 |