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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1980 | 1 |
| 1983 | 1 |
| 1988 | 1 |
| 1989 | 2 |
| 1990 | 3 |
| 1991 | 8 |
| 1992 | 7 |
| 1993 | 14 |
| 1994 | 21 |
| 1995 | 31 |
| 1996 | 27 |
| 1997 | 29 |
| 1998 | 34 |
| 1999 | 35 |
| 2000 | 47 |
| 2001 | 61 |
| 2002 | 64 |
| 2003 | 84 |
| 2004 | 79 |
| 2005 | 106 |
| 2006 | 128 |
| 2007 | 137 |
| 2008 | 133 |
| 2009 | 132 |
| 2010 | 134 |
| 2011 | 158 |
| 2012 | 175 |
| 2013 | 155 |
| 2014 | 176 |
| 2015 | 177 |
| 2016 | 164 |
| 2017 | 165 |
| 2018 | 159 |
| 2019 | 185 |
| 2020 | 165 |
| 2021 | 147 |
| 2022 | 30 |
| 2023 | 16 |
| 2024 | 17 |