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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 1 |
| 1957 | 1 |
| 1959 | 1 |
| 1961 | 1 |
| 1964 | 1 |
| 1969 | 1 |
| 1993 | 3 |
| 1994 | 1 |
| 1998 | 2 |
| 1999 | 3 |
| 2000 | 2 |
| 2001 | 7 |
| 2002 | 3 |
| 2003 | 13 |
| 2004 | 28 |
| 2005 | 27 |
| 2006 | 29 |
| 2007 | 27 |
| 2008 | 23 |
| 2009 | 19 |
| 2010 | 30 |
| 2011 | 42 |
| 2012 | 46 |
| 2013 | 52 |
| 2014 | 52 |
| 2015 | 58 |
| 2016 | 46 |
| 2017 | 35 |
| 2018 | 37 |
| 2019 | 33 |
| 2020 | 61 |
| 2021 | 74 |
| 2022 | 71 |
| 2023 | 69 |
| 2024 | 35 |