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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1962 | 1 |
| 1963 | 1 |
| 1964 | 2 |
| 1974 | 1 |
| 1976 | 1 |
| 1977 | 1 |
| 1984 | 1 |
| 1985 | 1 |
| 1986 | 2 |
| 1987 | 1 |
| 1988 | 1 |
| 1989 | 1 |
| 1991 | 2 |
| 1992 | 1 |
| 1993 | 1 |
| 1995 | 1 |
| 1996 | 2 |
| 1998 | 5 |
| 1999 | 3 |
| 2000 | 6 |
| 2001 | 10 |
| 2002 | 3 |
| 2003 | 11 |
| 2004 | 11 |
| 2005 | 24 |
| 2006 | 28 |
| 2007 | 31 |
| 2008 | 39 |
| 2009 | 40 |
| 2010 | 55 |
| 2011 | 64 |
| 2012 | 69 |
| 2013 | 80 |
| 2014 | 93 |
| 2015 | 125 |
| 2016 | 144 |
| 2017 | 114 |
| 2018 | 109 |
| 2019 | 106 |
| 2020 | 123 |
| 2021 | 96 |
| 2022 | 96 |
| 2023 | 107 |
| 2024 | 31 |