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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1967 | 1 |
| 1968 | 4 |
| 1969 | 2 |
| 1970 | 1 |
| 1972 | 1 |
| 1976 | 2 |
| 1978 | 1 |
| 1983 | 1 |
| 1984 | 2 |
| 1998 | 1 |
| 1999 | 2 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 5 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 4 |
| 2006 | 14 |
| 2007 | 19 |
| 2008 | 21 |
| 2009 | 21 |
| 2010 | 19 |
| 2011 | 38 |
| 2012 | 47 |
| 2013 | 47 |
| 2014 | 68 |
| 2015 | 64 |
| 2016 | 77 |
| 2017 | 83 |
| 2018 | 120 |
| 2019 | 115 |
| 2020 | 139 |
| 2021 | 146 |
| 2022 | 140 |
| 2023 | 156 |
| 2024 | 130 |
| 2025 | 139 |
| 2026 | 68 |