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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 2 |
| 1964 | 1 |
| 1985 | 2 |
| 1986 | 1 |
| 1987 | 1 |
| 1988 | 1 |
| 1989 | 2 |
| 1991 | 3 |
| 1992 | 3 |
| 1993 | 3 |
| 1994 | 4 |
| 1995 | 7 |
| 1996 | 16 |
| 1997 | 14 |
| 1998 | 24 |
| 1999 | 21 |
| 2000 | 37 |
| 2001 | 40 |
| 2002 | 53 |
| 2003 | 52 |
| 2004 | 87 |
| 2005 | 84 |
| 2006 | 105 |
| 2007 | 117 |
| 2008 | 142 |
| 2009 | 185 |
| 2010 | 218 |
| 2011 | 265 |
| 2012 | 257 |
| 2013 | 270 |
| 2014 | 298 |
| 2015 | 300 |
| 2016 | 267 |
| 2017 | 255 |
| 2018 | 253 |
| 2019 | 225 |
| 2020 | 265 |
| 2021 | 206 |
| 2022 | 190 |
| 2023 | 191 |
| 2024 | 198 |
| 2025 | 147 |