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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 4 |
| 1955 | 1 |
| 1956 | 3 |
| 1957 | 4 |
| 1958 | 2 |
| 1960 | 1 |
| 1961 | 3 |
| 1962 | 1 |
| 1963 | 2 |
| 1965 | 3 |
| 1967 | 1 |
| 1997 | 5 |
| 1998 | 14 |
| 1999 | 14 |
| 2000 | 19 |
| 2001 | 14 |
| 2002 | 18 |
| 2003 | 23 |
| 2004 | 21 |
| 2005 | 23 |
| 2006 | 35 |
| 2007 | 23 |
| 2008 | 30 |
| 2009 | 32 |
| 2010 | 35 |
| 2011 | 39 |
| 2012 | 43 |
| 2013 | 35 |
| 2014 | 23 |
| 2015 | 27 |
| 2016 | 30 |
| 2017 | 44 |
| 2018 | 41 |
| 2019 | 40 |
| 2020 | 36 |
| 2021 | 21 |
| 2022 | 31 |
| 2023 | 32 |
| 2024 | 18 |