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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 1 |
| 1969 | 1 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 17 |
| 1976 | 17 |
| 1977 | 26 |
| 1978 | 23 |
| 1979 | 23 |
| 1980 | 23 |
| 1981 | 33 |
| 1982 | 31 |
| 1983 | 45 |
| 1984 | 33 |
| 1985 | 38 |
| 1986 | 36 |
| 1987 | 49 |
| 1988 | 47 |
| 1989 | 50 |
| 1990 | 61 |
| 1991 | 60 |
| 1992 | 81 |
| 1993 | 74 |
| 1994 | 67 |
| 1995 | 98 |
| 1996 | 94 |
| 1997 | 108 |
| 1998 | 117 |
| 1999 | 117 |
| 2000 | 115 |
| 2001 | 124 |
| 2002 | 139 |
| 2003 | 158 |
| 2004 | 201 |
| 2005 | 218 |
| 2006 | 231 |
| 2007 | 328 |
| 2008 | 334 |
| 2009 | 347 |
| 2010 | 394 |
| 2011 | 468 |
| 2012 | 550 |
| 2013 | 603 |
| 2014 | 604 |
| 2015 | 691 |
| 2016 | 474 |
| 2017 | 369 |
| 2018 | 538 |
| 2019 | 555 |
| 2020 | 635 |
| 2021 | 720 |
| 2022 | 700 |
| 2023 | 517 |
| 2024 | 111 |