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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 1 |
| 1964 | 1 |
| 1976 | 4 |
| 1977 | 1 |
| 1978 | 1 |
| 1980 | 1 |
| 1989 | 1 |
| 1992 | 1 |
| 1996 | 2 |
| 1997 | 3 |
| 1998 | 2 |
| 1999 | 13 |
| 2000 | 9 |
| 2001 | 16 |
| 2002 | 18 |
| 2003 | 18 |
| 2004 | 26 |
| 2005 | 27 |
| 2006 | 31 |
| 2007 | 51 |
| 2008 | 60 |
| 2009 | 47 |
| 2010 | 66 |
| 2011 | 68 |
| 2012 | 66 |
| 2013 | 67 |
| 2014 | 105 |
| 2015 | 149 |
| 2016 | 157 |
| 2017 | 196 |
| 2018 | 171 |
| 2019 | 205 |
| 2020 | 179 |
| 2021 | 190 |
| 2022 | 204 |
| 2023 | 215 |
| 2024 | 83 |