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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1978 | 1 |
| 1980 | 1 |
| 1981 | 2 |
| 1983 | 2 |
| 1985 | 1 |
| 1986 | 1 |
| 1988 | 1 |
| 1989 | 5 |
| 1992 | 4 |
| 1993 | 3 |
| 1994 | 7 |
| 1995 | 14 |
| 1996 | 19 |
| 1997 | 22 |
| 1998 | 31 |
| 1999 | 60 |
| 2000 | 72 |
| 2001 | 69 |
| 2002 | 95 |
| 2003 | 113 |
| 2004 | 127 |
| 2005 | 154 |
| 2006 | 155 |
| 2007 | 203 |
| 2008 | 189 |
| 2009 | 216 |
| 2010 | 227 |
| 2011 | 208 |
| 2012 | 239 |
| 2013 | 246 |
| 2014 | 224 |
| 2015 | 244 |
| 2016 | 226 |
| 2017 | 220 |
| 2018 | 202 |
| 2019 | 206 |
| 2020 | 209 |
| 2021 | 173 |
| 2022 | 165 |
| 2023 | 125 |
| 2024 | 34 |