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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 2 |
| 1965 | 1 |
| 1979 | 3 |
| 1981 | 10 |
| 1982 | 3 |
| 1983 | 12 |
| 1984 | 4 |
| 1985 | 11 |
| 1986 | 13 |
| 1987 | 10 |
| 1988 | 15 |
| 1989 | 27 |
| 1990 | 25 |
| 1991 | 26 |
| 1992 | 23 |
| 1993 | 37 |
| 1994 | 28 |
| 1995 | 42 |
| 1996 | 45 |
| 1997 | 50 |
| 1998 | 77 |
| 1999 | 69 |
| 2000 | 73 |
| 2001 | 86 |
| 2002 | 100 |
| 2003 | 154 |
| 2004 | 196 |
| 2005 | 221 |
| 2006 | 244 |
| 2007 | 299 |
| 2008 | 343 |
| 2009 | 376 |
| 2010 | 448 |
| 2011 | 490 |
| 2012 | 616 |
| 2013 | 645 |
| 2014 | 711 |
| 2015 | 868 |
| 2016 | 905 |
| 2017 | 1031 |
| 2018 | 1168 |
| 2019 | 1247 |
| 2020 | 1566 |
| 2021 | 1721 |
| 2022 | 1906 |
| 2023 | 504 |