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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1962 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1974 | 1 |
| 1978 | 2 |
| 1980 | 7 |
| 1981 | 3 |
| 1983 | 3 |
| 1984 | 2 |
| 1985 | 4 |
| 1986 | 5 |
| 1987 | 5 |
| 1988 | 5 |
| 1989 | 6 |
| 1990 | 9 |
| 1991 | 18 |
| 1992 | 8 |
| 1993 | 23 |
| 1994 | 23 |
| 1995 | 22 |
| 1996 | 23 |
| 1997 | 27 |
| 1998 | 31 |
| 1999 | 54 |
| 2000 | 62 |
| 2001 | 61 |
| 2002 | 99 |
| 2003 | 108 |
| 2004 | 137 |
| 2005 | 133 |
| 2006 | 184 |
| 2007 | 201 |
| 2008 | 266 |
| 2009 | 294 |
| 2010 | 312 |
| 2011 | 382 |
| 2012 | 463 |
| 2013 | 482 |
| 2014 | 525 |
| 2015 | 607 |
| 2016 | 589 |
| 2017 | 665 |
| 2018 | 772 |
| 2019 | 885 |
| 2020 | 961 |
| 2021 | 1173 |
| 2022 | 1296 |
| 2023 | 1230 |
| 2024 | 497 |