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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 1 |
| 1966 | 7 |
| 1967 | 6 |
| 1968 | 10 |
| 1969 | 9 |
| 1970 | 16 |
| 1971 | 25 |
| 1972 | 39 |
| 1973 | 30 |
| 1974 | 26 |
| 1975 | 52 |
| 1976 | 36 |
| 1977 | 54 |
| 1978 | 71 |
| 1979 | 85 |
| 1980 | 91 |
| 1981 | 96 |
| 1982 | 99 |
| 1983 | 119 |
| 1984 | 134 |
| 1985 | 113 |
| 1986 | 160 |
| 1987 | 184 |
| 1988 | 162 |
| 1989 | 187 |
| 1990 | 185 |
| 1991 | 232 |
| 1992 | 189 |
| 1993 | 210 |
| 1994 | 200 |
| 1995 | 197 |
| 1996 | 190 |
| 1997 | 186 |
| 1998 | 180 |
| 1999 | 196 |
| 2000 | 231 |
| 2001 | 238 |
| 2002 | 294 |
| 2003 | 316 |
| 2004 | 345 |
| 2005 | 397 |
| 2006 | 363 |
| 2007 | 401 |
| 2008 | 463 |
| 2009 | 477 |
| 2010 | 514 |
| 2011 | 560 |
| 2012 | 505 |
| 2013 | 624 |
| 2014 | 662 |
| 2015 | 669 |
| 2016 | 575 |
| 2017 | 554 |
| 2018 | 481 |
| 2019 | 517 |
| 2020 | 589 |
| 2021 | 622 |
| 2022 | 539 |
| 2023 | 431 |
| 2024 | 142 |