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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1972 | 1 |
| 1980 | 1 |
| 1984 | 4 |
| 1985 | 7 |
| 1986 | 1 |
| 1987 | 4 |
| 1988 | 6 |
| 1989 | 3 |
| 1990 | 4 |
| 1991 | 11 |
| 1992 | 10 |
| 1993 | 6 |
| 1994 | 12 |
| 1995 | 14 |
| 1996 | 16 |
| 1997 | 23 |
| 1998 | 19 |
| 1999 | 32 |
| 2000 | 41 |
| 2001 | 46 |
| 2002 | 59 |
| 2003 | 66 |
| 2004 | 72 |
| 2005 | 116 |
| 2006 | 127 |
| 2007 | 143 |
| 2008 | 184 |
| 2009 | 224 |
| 2010 | 285 |
| 2011 | 359 |
| 2012 | 408 |
| 2013 | 446 |
| 2014 | 539 |
| 2015 | 622 |
| 2016 | 615 |
| 2017 | 739 |
| 2018 | 806 |
| 2019 | 951 |
| 2020 | 1176 |
| 2021 | 1362 |
| 2022 | 1597 |
| 2023 | 1532 |
| 2024 | 731 |