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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1963 | 2 |
| 1966 | 1 |
| 1970 | 2 |
| 1971 | 2 |
| 1972 | 2 |
| 1973 | 2 |
| 1975 | 2 |
| 1976 | 1 |
| 1977 | 1 |
| 1979 | 1 |
| 1980 | 3 |
| 1981 | 1 |
| 1982 | 2 |
| 1983 | 9 |
| 1984 | 1 |
| 1985 | 3 |
| 1986 | 2 |
| 1987 | 2 |
| 1989 | 1 |
| 1990 | 1 |
| 1991 | 3 |
| 1992 | 1 |
| 1993 | 2 |
| 1994 | 5 |
| 1995 | 8 |
| 1996 | 9 |
| 1997 | 20 |
| 1998 | 22 |
| 1999 | 31 |
| 2000 | 53 |
| 2001 | 87 |
| 2002 | 91 |
| 2003 | 78 |
| 2004 | 93 |
| 2005 | 105 |
| 2006 | 91 |
| 2007 | 114 |
| 2008 | 119 |
| 2009 | 115 |
| 2010 | 109 |
| 2011 | 100 |
| 2012 | 117 |
| 2013 | 130 |
| 2014 | 163 |
| 2015 | 160 |
| 2016 | 201 |
| 2017 | 204 |
| 2018 | 219 |
| 2019 | 287 |
| 2020 | 310 |
| 2021 | 276 |
| 2022 | 269 |
| 2023 | 223 |
| 2024 | 84 |