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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 1 |
| 1966 | 1 |
| 1979 | 4 |
| 1980 | 5 |
| 1981 | 6 |
| 1982 | 6 |
| 1983 | 10 |
| 1984 | 10 |
| 1985 | 8 |
| 1986 | 13 |
| 1987 | 16 |
| 1988 | 14 |
| 1989 | 18 |
| 1990 | 12 |
| 1991 | 14 |
| 1992 | 19 |
| 1993 | 14 |
| 1994 | 24 |
| 1995 | 33 |
| 1996 | 46 |
| 1997 | 48 |
| 1998 | 43 |
| 1999 | 60 |
| 2000 | 65 |
| 2001 | 80 |
| 2002 | 101 |
| 2003 | 121 |
| 2004 | 169 |
| 2005 | 225 |
| 2006 | 280 |
| 2007 | 305 |
| 2008 | 382 |
| 2009 | 435 |
| 2010 | 542 |
| 2011 | 621 |
| 2012 | 747 |
| 2013 | 818 |
| 2014 | 952 |
| 2015 | 1194 |
| 2016 | 1135 |
| 2017 | 1318 |
| 2018 | 1510 |
| 2019 | 1790 |
| 2020 | 2108 |
| 2021 | 2340 |
| 2022 | 2825 |
| 2023 | 1260 |