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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1980 | 1 |
| 1983 | 2 |
| 1985 | 1 |
| 1986 | 2 |
| 1987 | 3 |
| 1989 | 6 |
| 1990 | 5 |
| 1991 | 1 |
| 1992 | 5 |
| 1993 | 4 |
| 1994 | 5 |
| 1995 | 2 |
| 1996 | 6 |
| 1998 | 3 |
| 1999 | 5 |
| 2000 | 9 |
| 2001 | 16 |
| 2002 | 16 |
| 2003 | 32 |
| 2004 | 34 |
| 2005 | 61 |
| 2006 | 57 |
| 2007 | 57 |
| 2008 | 40 |
| 2009 | 46 |
| 2010 | 48 |
| 2011 | 56 |
| 2012 | 62 |
| 2013 | 42 |
| 2014 | 54 |
| 2015 | 57 |
| 2016 | 50 |
| 2017 | 52 |
| 2018 | 63 |
| 2019 | 58 |
| 2020 | 82 |
| 2021 | 105 |
| 2022 | 79 |
| 2023 | 53 |