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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1976 | 7 |
| 1977 | 3 |
| 1978 | 10 |
| 1979 | 21 |
| 1980 | 22 |
| 1981 | 28 |
| 1982 | 26 |
| 1983 | 25 |
| 1984 | 47 |
| 1985 | 44 |
| 1986 | 45 |
| 1987 | 45 |
| 1988 | 62 |
| 1989 | 69 |
| 1990 | 68 |
| 1991 | 82 |
| 1992 | 111 |
| 1993 | 85 |
| 1994 | 102 |
| 1995 | 111 |
| 1996 | 104 |
| 1997 | 131 |
| 1998 | 146 |
| 1999 | 142 |
| 2000 | 159 |
| 2001 | 154 |
| 2002 | 199 |
| 2003 | 266 |
| 2004 | 248 |
| 2005 | 289 |
| 2006 | 277 |
| 2007 | 339 |
| 2008 | 303 |
| 2009 | 331 |
| 2010 | 320 |
| 2011 | 406 |
| 2012 | 396 |
| 2013 | 402 |
| 2014 | 408 |
| 2015 | 393 |
| 2016 | 338 |
| 2017 | 307 |
| 2018 | 311 |
| 2019 | 224 |
| 2020 | 193 |
| 2021 | 116 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 21 |