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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1974 | 1 |
| 1976 | 1 |
| 1986 | 6 |
| 1987 | 89 |
| 1988 | 132 |
| 1989 | 225 |
| 1990 | 226 |
| 1991 | 248 |
| 1992 | 133 |
| 1993 | 138 |
| 1994 | 121 |
| 1995 | 130 |
| 1996 | 128 |
| 1997 | 220 |
| 1998 | 311 |
| 1999 | 301 |
| 2000 | 453 |
| 2001 | 674 |
| 2002 | 566 |
| 2003 | 538 |
| 2004 | 364 |
| 2005 | 290 |
| 2006 | 284 |
| 2007 | 280 |
| 2008 | 333 |
| 2009 | 242 |
| 2010 | 159 |
| 2011 | 107 |
| 2012 | 114 |
| 2013 | 79 |
| 2014 | 99 |
| 2015 | 155 |
| 2016 | 149 |
| 2017 | 116 |
| 2018 | 73 |
| 2019 | 89 |
| 2020 | 121 |
| 2021 | 46 |
| 2022 | 8 |
| 2024 | 0 |