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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 1 |
| 1977 | 1 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1988 | 2 |
| 1989 | 3 |
| 1990 | 3 |
| 1991 | 3 |
| 1992 | 2 |
| 1993 | 2 |
| 1994 | 2 |
| 1995 | 2 |
| 1996 | 3 |
| 1999 | 1 |
| 2000 | 2 |
| 2001 | 6 |
| 2002 | 14 |
| 2003 | 14 |
| 2004 | 21 |
| 2005 | 18 |
| 2006 | 23 |
| 2007 | 41 |
| 2008 | 36 |
| 2009 | 30 |
| 2010 | 39 |
| 2011 | 51 |
| 2012 | 59 |
| 2013 | 45 |
| 2014 | 68 |
| 2015 | 93 |
| 2016 | 101 |
| 2017 | 140 |
| 2018 | 160 |
| 2019 | 170 |
| 2020 | 194 |
| 2021 | 270 |
| 2022 | 273 |
| 2023 | 259 |
| 2024 | 102 |