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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 1 |
| 1953 | 1 |
| 1956 | 1 |
| 1957 | 1 |
| 1960 | 1 |
| 1961 | 1 |
| 1962 | 7 |
| 1964 | 2 |
| 1965 | 1 |
| 1966 | 2 |
| 1967 | 1 |
| 1970 | 1 |
| 1983 | 1 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 5 |
| 1990 | 3 |
| 1991 | 4 |
| 1992 | 4 |
| 1993 | 6 |
| 1994 | 6 |
| 1995 | 6 |
| 1996 | 28 |
| 1997 | 34 |
| 1998 | 46 |
| 1999 | 56 |
| 2000 | 44 |
| 2001 | 45 |
| 2002 | 36 |
| 2003 | 82 |
| 2004 | 89 |
| 2005 | 91 |
| 2006 | 81 |
| 2007 | 90 |
| 2008 | 93 |
| 2009 | 84 |
| 2010 | 95 |
| 2011 | 123 |
| 2012 | 142 |
| 2013 | 145 |
| 2014 | 160 |
| 2015 | 128 |
| 2016 | 167 |
| 2017 | 123 |
| 2018 | 104 |
| 2019 | 125 |
| 2020 | 111 |
| 2021 | 122 |
| 2022 | 121 |
| 2023 | 88 |
| 2024 | 43 |