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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1961 | 1 |
| 1962 | 1 |
| 1965 | 1 |
| 1967 | 1 |
| 1971 | 4 |
| 1972 | 1 |
| 1973 | 3 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 3 |
| 1978 | 2 |
| 1979 | 4 |
| 1980 | 11 |
| 1981 | 12 |
| 1982 | 13 |
| 1983 | 22 |
| 1984 | 28 |
| 1985 | 46 |
| 1986 | 42 |
| 1987 | 124 |
| 1988 | 254 |
| 1989 | 315 |
| 1990 | 358 |
| 1991 | 441 |
| 1992 | 460 |
| 1993 | 489 |
| 1994 | 555 |
| 1995 | 542 |
| 1996 | 588 |
| 1997 | 675 |
| 1998 | 799 |
| 1999 | 951 |
| 2000 | 1026 |
| 2001 | 1244 |
| 2002 | 1465 |
| 2003 | 1663 |
| 2004 | 1943 |
| 2005 | 2269 |
| 2006 | 2864 |
| 2007 | 3533 |
| 2008 | 4823 |
| 2009 | 5413 |
| 2010 | 6330 |
| 2011 | 6828 |
| 2012 | 7043 |
| 2013 | 7486 |
| 2014 | 7282 |
| 2015 | 7361 |
| 2016 | 7466 |
| 2017 | 7195 |
| 2018 | 6920 |
| 2019 | 6775 |
| 2020 | 7189 |
| 2021 | 7408 |
| 2022 | 6717 |
| 2023 | 6794 |
| 2024 | 5593 |
| 2025 | 1986 |