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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1969 | 1 |
| 1970 | 4 |
| 1971 | 2 |
| 1974 | 2 |
| 1975 | 3 |
| 1976 | 2 |
| 1977 | 3 |
| 1978 | 6 |
| 1981 | 2 |
| 1982 | 1 |
| 1983 | 1 |
| 1984 | 2 |
| 1985 | 3 |
| 1986 | 1 |
| 1989 | 2 |
| 1990 | 1 |
| 1991 | 5 |
| 1992 | 1 |
| 1993 | 3 |
| 1995 | 1 |
| 1996 | 1 |
| 1998 | 3 |
| 2000 | 3 |
| 2001 | 2 |
| 2002 | 25 |
| 2003 | 26 |
| 2004 | 48 |
| 2005 | 66 |
| 2006 | 75 |
| 2007 | 82 |
| 2008 | 114 |
| 2009 | 129 |
| 2010 | 151 |
| 2011 | 145 |
| 2012 | 192 |
| 2013 | 201 |
| 2014 | 216 |
| 2015 | 244 |
| 2016 | 190 |
| 2017 | 190 |
| 2018 | 206 |
| 2019 | 190 |
| 2020 | 244 |
| 2021 | 250 |
| 2022 | 209 |
| 2023 | 151 |
| 2024 | 57 |