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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 1 |
| 1976 | 1 |
| 1978 | 1 |
| 1979 | 1 |
| 1981 | 39 |
| 1982 | 77 |
| 1983 | 105 |
| 1984 | 129 |
| 1985 | 176 |
| 1986 | 209 |
| 1987 | 179 |
| 1988 | 171 |
| 1989 | 211 |
| 1990 | 251 |
| 1991 | 283 |
| 1992 | 258 |
| 1993 | 299 |
| 1994 | 328 |
| 1995 | 284 |
| 1996 | 341 |
| 1997 | 286 |
| 1998 | 295 |
| 1999 | 251 |
| 2000 | 256 |
| 2001 | 223 |
| 2002 | 228 |
| 2003 | 239 |
| 2004 | 232 |
| 2005 | 204 |
| 2006 | 242 |
| 2007 | 215 |
| 2008 | 171 |
| 2009 | 178 |
| 2010 | 183 |
| 2011 | 194 |
| 2012 | 213 |
| 2013 | 220 |
| 2014 | 196 |
| 2015 | 206 |
| 2016 | 213 |
| 2017 | 195 |
| 2018 | 169 |
| 2019 | 146 |
| 2020 | 147 |
| 2021 | 107 |
| 2022 | 84 |
| 2023 | 64 |
| 2024 | 16 |