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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1979 | 1 |
| 1981 | 1 |
| 1984 | 3 |
| 1985 | 3 |
| 1986 | 3 |
| 1987 | 3 |
| 1988 | 6 |
| 1989 | 2 |
| 1990 | 15 |
| 1991 | 50 |
| 1992 | 53 |
| 1993 | 55 |
| 1994 | 67 |
| 1995 | 58 |
| 1996 | 70 |
| 1997 | 54 |
| 1998 | 48 |
| 1999 | 68 |
| 2000 | 62 |
| 2001 | 79 |
| 2002 | 86 |
| 2003 | 82 |
| 2004 | 110 |
| 2005 | 140 |
| 2006 | 99 |
| 2007 | 113 |
| 2008 | 125 |
| 2009 | 118 |
| 2010 | 145 |
| 2011 | 134 |
| 2012 | 148 |
| 2013 | 139 |
| 2014 | 140 |
| 2015 | 123 |
| 2016 | 105 |
| 2017 | 86 |
| 2018 | 78 |
| 2019 | 87 |
| 2020 | 67 |
| 2021 | 40 |
| 2022 | 13 |
| 2023 | 9 |
| 2024 | 6 |