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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 1 |
| 1980 | 2 |
| 1981 | 2 |
| 1983 | 1 |
| 1985 | 4 |
| 1986 | 2 |
| 1987 | 5 |
| 1988 | 2 |
| 1989 | 4 |
| 1990 | 4 |
| 1991 | 4 |
| 1992 | 10 |
| 1993 | 10 |
| 1994 | 12 |
| 1995 | 6 |
| 1996 | 12 |
| 1997 | 19 |
| 1998 | 27 |
| 1999 | 27 |
| 2000 | 32 |
| 2001 | 42 |
| 2002 | 52 |
| 2003 | 56 |
| 2004 | 62 |
| 2005 | 75 |
| 2006 | 120 |
| 2007 | 113 |
| 2008 | 169 |
| 2009 | 167 |
| 2010 | 180 |
| 2011 | 236 |
| 2012 | 295 |
| 2013 | 331 |
| 2014 | 410 |
| 2015 | 423 |
| 2016 | 442 |
| 2017 | 500 |
| 2018 | 562 |
| 2019 | 708 |
| 2020 | 776 |
| 2021 | 922 |
| 2022 | 1078 |
| 2023 | 1000 |
| 2024 | 574 |