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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1961 | 1 |
| 1963 | 1 |
| 1964 | 1 |
| 1966 | 1 |
| 1968 | 4 |
| 1970 | 5 |
| 1971 | 5 |
| 1972 | 7 |
| 1973 | 11 |
| 1974 | 9 |
| 1975 | 7 |
| 1976 | 11 |
| 1977 | 15 |
| 1978 | 19 |
| 1979 | 15 |
| 1980 | 19 |
| 1981 | 17 |
| 1982 | 26 |
| 1983 | 18 |
| 1984 | 44 |
| 1985 | 30 |
| 1986 | 41 |
| 1987 | 49 |
| 1988 | 42 |
| 1989 | 37 |
| 1990 | 54 |
| 1991 | 52 |
| 1992 | 54 |
| 1993 | 70 |
| 1994 | 52 |
| 1995 | 54 |
| 1996 | 69 |
| 1997 | 60 |
| 1998 | 77 |
| 1999 | 89 |
| 2000 | 106 |
| 2001 | 112 |
| 2002 | 118 |
| 2003 | 147 |
| 2004 | 184 |
| 2005 | 217 |
| 2006 | 228 |
| 2007 | 256 |
| 2008 | 254 |
| 2009 | 254 |
| 2010 | 293 |
| 2011 | 339 |
| 2012 | 397 |
| 2013 | 395 |
| 2014 | 400 |
| 2015 | 458 |
| 2016 | 409 |
| 2017 | 483 |
| 2018 | 564 |
| 2019 | 507 |
| 2020 | 622 |
| 2021 | 670 |
| 2022 | 671 |
| 2023 | 648 |
| 2024 | 203 |