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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 1 |
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 2 |
| 1968 | 1 |
| 1977 | 1 |
| 1979 | 5 |
| 1982 | 3 |
| 1984 | 4 |
| 1985 | 4 |
| 1986 | 6 |
| 1987 | 6 |
| 1988 | 9 |
| 1989 | 12 |
| 1990 | 18 |
| 1991 | 21 |
| 1992 | 18 |
| 1993 | 16 |
| 1994 | 27 |
| 1995 | 28 |
| 1996 | 34 |
| 1997 | 33 |
| 1998 | 33 |
| 1999 | 39 |
| 2000 | 54 |
| 2001 | 50 |
| 2002 | 62 |
| 2003 | 68 |
| 2004 | 107 |
| 2005 | 118 |
| 2006 | 140 |
| 2007 | 194 |
| 2008 | 191 |
| 2009 | 214 |
| 2010 | 231 |
| 2011 | 269 |
| 2012 | 355 |
| 2013 | 413 |
| 2014 | 432 |
| 2015 | 508 |
| 2016 | 563 |
| 2017 | 611 |
| 2018 | 640 |
| 2019 | 668 |
| 2020 | 771 |
| 2021 | 914 |
| 2022 | 1006 |
| 2023 | 98 |