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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1972 | 1 |
| 1979 | 1 |
| 1985 | 1 |
| 1988 | 2 |
| 1990 | 2 |
| 1991 | 1 |
| 1992 | 34 |
| 1993 | 78 |
| 1994 | 78 |
| 1995 | 102 |
| 1996 | 97 |
| 1997 | 129 |
| 1998 | 124 |
| 1999 | 131 |
| 2000 | 167 |
| 2001 | 200 |
| 2002 | 210 |
| 2003 | 241 |
| 2004 | 253 |
| 2005 | 230 |
| 2006 | 220 |
| 2007 | 200 |
| 2008 | 193 |
| 2009 | 242 |
| 2010 | 303 |
| 2011 | 299 |
| 2012 | 338 |
| 2013 | 379 |
| 2014 | 331 |
| 2015 | 329 |
| 2016 | 355 |
| 2017 | 326 |
| 2018 | 327 |
| 2019 | 319 |
| 2020 | 280 |
| 2021 | 231 |
| 2022 | 266 |
| 2023 | 178 |
| 2024 | 60 |