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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1976 | 1 |
| 1982 | 1 |
| 1985 | 1 |
| 1987 | 7 |
| 1988 | 6 |
| 1989 | 17 |
| 1990 | 14 |
| 1991 | 16 |
| 1992 | 19 |
| 1993 | 32 |
| 1994 | 44 |
| 1995 | 82 |
| 1996 | 99 |
| 1997 | 122 |
| 1998 | 112 |
| 1999 | 126 |
| 2000 | 157 |
| 2001 | 152 |
| 2002 | 138 |
| 2003 | 144 |
| 2004 | 142 |
| 2005 | 195 |
| 2006 | 197 |
| 2007 | 249 |
| 2008 | 257 |
| 2009 | 264 |
| 2010 | 242 |
| 2011 | 213 |
| 2012 | 262 |
| 2013 | 278 |
| 2014 | 239 |
| 2015 | 255 |
| 2016 | 244 |
| 2017 | 208 |
| 2018 | 202 |
| 2019 | 221 |
| 2020 | 199 |
| 2021 | 130 |
| 2022 | 16 |
| 2023 | 3 |
| 2024 | 20 |