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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1981 | 40 |
| 1982 | 60 |
| 1983 | 53 |
| 1984 | 55 |
| 1985 | 90 |
| 1986 | 97 |
| 1987 | 86 |
| 1988 | 141 |
| 1989 | 150 |
| 1990 | 139 |
| 1991 | 148 |
| 1992 | 168 |
| 1993 | 189 |
| 1994 | 175 |
| 1995 | 192 |
| 1996 | 166 |
| 1997 | 224 |
| 1998 | 292 |
| 1999 | 232 |
| 2000 | 282 |
| 2001 | 253 |
| 2002 | 267 |
| 2003 | 253 |
| 2004 | 310 |
| 2005 | 347 |
| 2006 | 296 |
| 2007 | 295 |
| 2008 | 290 |
| 2009 | 249 |
| 2010 | 323 |
| 2011 | 246 |
| 2012 | 211 |
| 2013 | 246 |
| 2014 | 249 |
| 2015 | 254 |
| 2016 | 248 |
| 2017 | 239 |
| 2018 | 235 |
| 2019 | 235 |
| 2020 | 260 |
| 2021 | 253 |
| 2022 | 163 |
| 2023 | 155 |