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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1977 | 1 |
| 1979 | 1 |
| 1980 | 9 |
| 1981 | 16 |
| 1982 | 25 |
| 1983 | 36 |
| 1984 | 47 |
| 1985 | 47 |
| 1986 | 82 |
| 1987 | 122 |
| 1988 | 118 |
| 1989 | 164 |
| 1990 | 146 |
| 1991 | 214 |
| 1992 | 204 |
| 1993 | 176 |
| 1994 | 188 |
| 1995 | 186 |
| 1996 | 164 |
| 1997 | 165 |
| 1998 | 138 |
| 1999 | 166 |
| 2000 | 159 |
| 2001 | 123 |
| 2002 | 107 |
| 2003 | 145 |
| 2004 | 124 |
| 2005 | 198 |
| 2006 | 192 |
| 2007 | 186 |
| 2008 | 199 |
| 2009 | 218 |
| 2010 | 212 |
| 2011 | 289 |
| 2012 | 289 |
| 2013 | 327 |
| 2014 | 321 |
| 2015 | 322 |
| 2016 | 299 |
| 2017 | 308 |
| 2018 | 327 |
| 2019 | 312 |
| 2020 | 319 |
| 2021 | 264 |
| 2022 | 147 |
| 2023 | 41 |
| 2024 | 48 |