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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1977 | 1 |
| 1980 | 39 |
| 1981 | 58 |
| 1982 | 91 |
| 1983 | 108 |
| 1984 | 137 |
| 1985 | 149 |
| 1986 | 163 |
| 1987 | 125 |
| 1988 | 162 |
| 1989 | 147 |
| 1990 | 173 |
| 1991 | 207 |
| 1992 | 226 |
| 1993 | 245 |
| 1994 | 220 |
| 1995 | 247 |
| 1996 | 246 |
| 1997 | 255 |
| 1998 | 229 |
| 1999 | 211 |
| 2000 | 238 |
| 2001 | 225 |
| 2002 | 244 |
| 2003 | 237 |
| 2004 | 278 |
| 2005 | 258 |
| 2006 | 286 |
| 2007 | 332 |
| 2008 | 349 |
| 2009 | 312 |
| 2010 | 354 |
| 2011 | 352 |
| 2012 | 339 |
| 2013 | 356 |
| 2014 | 317 |
| 2015 | 327 |
| 2016 | 283 |
| 2017 | 255 |
| 2018 | 243 |
| 2019 | 198 |
| 2020 | 208 |
| 2021 | 183 |
| 2022 | 184 |
| 2023 | 134 |
| 2024 | 57 |