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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 |
| 1980 | 1 |
| 1982 | 1 |
| 1984 | 3 |
| 1985 | 3 |
| 1986 | 3 |
| 1987 | 5 |
| 1988 | 5 |
| 1989 | 5 |
| 1990 | 10 |
| 1991 | 9 |
| 1992 | 7 |
| 1993 | 5 |
| 1994 | 12 |
| 1995 | 31 |
| 1996 | 36 |
| 1997 | 55 |
| 1998 | 58 |
| 1999 | 71 |
| 2000 | 90 |
| 2001 | 82 |
| 2002 | 104 |
| 2003 | 96 |
| 2004 | 142 |
| 2005 | 152 |
| 2006 | 148 |
| 2007 | 179 |
| 2008 | 159 |
| 2009 | 179 |
| 2010 | 172 |
| 2011 | 197 |
| 2012 | 199 |
| 2013 | 173 |
| 2014 | 160 |
| 2015 | 134 |
| 2016 | 112 |
| 2017 | 103 |
| 2018 | 117 |
| 2019 | 101 |
| 2020 | 107 |
| 2021 | 95 |
| 2022 | 89 |
| 2023 | 95 |
| 2024 | 40 |