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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 1 |
| 1976 | 1 |
| 1978 | 1 |
| 1979 | 2 |
| 1980 | 1 |
| 1981 | 1 |
| 1983 | 3 |
| 1984 | 1 |
| 1985 | 2 |
| 1986 | 2 |
| 1988 | 5 |
| 1989 | 2 |
| 1990 | 12 |
| 1991 | 31 |
| 1992 | 27 |
| 1993 | 25 |
| 1994 | 37 |
| 1995 | 24 |
| 1996 | 23 |
| 1997 | 54 |
| 1998 | 45 |
| 1999 | 56 |
| 2000 | 40 |
| 2001 | 55 |
| 2002 | 68 |
| 2003 | 88 |
| 2004 | 99 |
| 2005 | 112 |
| 2006 | 154 |
| 2007 | 138 |
| 2008 | 153 |
| 2009 | 146 |
| 2010 | 182 |
| 2011 | 202 |
| 2012 | 265 |
| 2013 | 289 |
| 2014 | 271 |
| 2015 | 296 |
| 2016 | 280 |
| 2017 | 264 |
| 2018 | 277 |
| 2019 | 269 |
| 2020 | 238 |
| 2021 | 189 |
| 2022 | 17 |
| 2023 | 5 |
| 2024 | 2 |