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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1967 | 2 |
| 1970 | 1 |
| 1972 | 1 |
| 1975 | 1 |
| 1977 | 3 |
| 1981 | 2 |
| 1983 | 2 |
| 1984 | 2 |
| 1985 | 1 |
| 1987 | 2 |
| 1988 | 2 |
| 1989 | 5 |
| 1990 | 9 |
| 1991 | 6 |
| 1992 | 9 |
| 1993 | 6 |
| 1994 | 6 |
| 1995 | 5 |
| 1996 | 16 |
| 1997 | 13 |
| 1998 | 10 |
| 1999 | 13 |
| 2000 | 14 |
| 2001 | 14 |
| 2002 | 28 |
| 2003 | 30 |
| 2004 | 22 |
| 2005 | 39 |
| 2006 | 48 |
| 2007 | 45 |
| 2008 | 58 |
| 2009 | 59 |
| 2010 | 77 |
| 2011 | 89 |
| 2012 | 140 |
| 2013 | 152 |
| 2014 | 162 |
| 2015 | 183 |
| 2016 | 173 |
| 2017 | 195 |
| 2018 | 186 |
| 2019 | 207 |
| 2020 | 276 |
| 2021 | 329 |
| 2022 | 403 |
| 2023 | 390 |
| 2024 | 195 |