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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1974 | 1 |
| 1989 | 8 |
| 1990 | 15 |
| 1991 | 17 |
| 1992 | 24 |
| 1993 | 29 |
| 1994 | 27 |
| 1995 | 37 |
| 1996 | 60 |
| 1997 | 60 |
| 1998 | 41 |
| 1999 | 76 |
| 2000 | 73 |
| 2001 | 88 |
| 2002 | 85 |
| 2003 | 95 |
| 2004 | 115 |
| 2005 | 157 |
| 2006 | 122 |
| 2007 | 104 |
| 2008 | 105 |
| 2009 | 97 |
| 2010 | 102 |
| 2011 | 115 |
| 2012 | 125 |
| 2013 | 119 |
| 2014 | 148 |
| 2015 | 189 |
| 2016 | 143 |
| 2017 | 118 |
| 2018 | 106 |
| 2019 | 113 |
| 2020 | 106 |
| 2021 | 60 |
| 2022 | 23 |
| 2023 | 17 |
| 2024 | 5 |