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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 3 |
| 1984 | 1 |
| 1986 | 2 |
| 1987 | 2 |
| 1989 | 2 |
| 1990 | 1 |
| 1992 | 2 |
| 1993 | 1 |
| 1994 | 3 |
| 1995 | 14 |
| 1996 | 7 |
| 1997 | 15 |
| 1998 | 22 |
| 1999 | 30 |
| 2000 | 47 |
| 2001 | 43 |
| 2002 | 57 |
| 2003 | 76 |
| 2004 | 113 |
| 2005 | 113 |
| 2006 | 141 |
| 2007 | 174 |
| 2008 | 240 |
| 2009 | 267 |
| 2010 | 324 |
| 2011 | 365 |
| 2012 | 403 |
| 2013 | 451 |
| 2014 | 510 |
| 2015 | 509 |
| 2016 | 524 |
| 2017 | 512 |
| 2018 | 522 |
| 2019 | 531 |
| 2020 | 547 |
| 2021 | 618 |
| 2022 | 586 |
| 2023 | 608 |
| 2024 | 495 |