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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1967 | 1 |
| 1987 | 1 |
| 1989 | 18 |
| 1990 | 75 |
| 1991 | 82 |
| 1992 | 83 |
| 1993 | 105 |
| 1994 | 89 |
| 1995 | 76 |
| 1996 | 76 |
| 1997 | 89 |
| 1998 | 81 |
| 1999 | 64 |
| 2000 | 79 |
| 2001 | 72 |
| 2002 | 70 |
| 2003 | 67 |
| 2004 | 85 |
| 2005 | 96 |
| 2006 | 79 |
| 2007 | 84 |
| 2008 | 101 |
| 2009 | 119 |
| 2010 | 96 |
| 2011 | 82 |
| 2012 | 77 |
| 2013 | 73 |
| 2014 | 74 |
| 2015 | 76 |
| 2016 | 55 |
| 2017 | 60 |
| 2018 | 64 |
| 2019 | 53 |
| 2020 | 50 |
| 2021 | 30 |
| 2022 | 18 |
| 2023 | 22 |
| 2024 | 7 |