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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1959 | 1 |
| 1968 | 1 |
| 1969 | 1 |
| 1970 | 2 |
| 1971 | 1 |
| 1972 | 2 |
| 1976 | 1 |
| 1978 | 2 |
| 1982 | 1 |
| 1983 | 1 |
| 1989 | 4 |
| 1991 | 1 |
| 1992 | 3 |
| 1993 | 4 |
| 1994 | 2 |
| 1995 | 1 |
| 1996 | 2 |
| 1997 | 3 |
| 1998 | 5 |
| 1999 | 8 |
| 2000 | 8 |
| 2001 | 11 |
| 2002 | 10 |
| 2003 | 15 |
| 2004 | 16 |
| 2005 | 24 |
| 2006 | 19 |
| 2007 | 39 |
| 2008 | 49 |
| 2009 | 42 |
| 2010 | 43 |
| 2011 | 56 |
| 2012 | 47 |
| 2013 | 59 |
| 2014 | 89 |
| 2015 | 74 |
| 2016 | 77 |
| 2017 | 76 |
| 2018 | 69 |
| 2019 | 92 |
| 2020 | 87 |
| 2021 | 109 |
| 2022 | 97 |
| 2023 | 90 |
| 2024 | 32 |