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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 39 |
| 1976 | 42 |
| 1977 | 31 |
| 1978 | 13 |
| 1979 | 41 |
| 1980 | 61 |
| 1981 | 68 |
| 1982 | 103 |
| 1983 | 79 |
| 1984 | 89 |
| 1985 | 84 |
| 1986 | 103 |
| 1987 | 137 |
| 1988 | 171 |
| 1989 | 181 |
| 1990 | 211 |
| 1991 | 203 |
| 1992 | 219 |
| 1993 | 208 |
| 1994 | 224 |
| 1995 | 267 |
| 1996 | 308 |
| 1997 | 304 |
| 1998 | 315 |
| 1999 | 325 |
| 2000 | 354 |
| 2001 | 342 |
| 2002 | 365 |
| 2003 | 372 |
| 2004 | 361 |
| 2005 | 371 |
| 2006 | 342 |
| 2007 | 365 |
| 2008 | 358 |
| 2009 | 360 |
| 2010 | 370 |
| 2011 | 277 |
| 2012 | 277 |
| 2013 | 199 |
| 2014 | 251 |
| 2015 | 212 |
| 2016 | 222 |
| 2017 | 317 |
| 2018 | 233 |
| 2019 | 228 |
| 2020 | 280 |
| 2021 | 266 |
| 2022 | 187 |
| 2023 | 137 |
| 2024 | 87 |