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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 479 |
| 1966 | 534 |
| 1967 | 361 |
| 1968 | 393 |
| 1969 | 596 |
| 1970 | 582 |
| 1971 | 658 |
| 1972 | 515 |
| 1973 | 404 |
| 1974 | 595 |
| 1975 | 649 |
| 1976 | 655 |
| 1977 | 525 |
| 1978 | 561 |
| 1979 | 536 |
| 1980 | 534 |
| 1981 | 330 |
| 1982 | 318 |
| 1983 | 319 |
| 1984 | 296 |
| 1985 | 281 |
| 1986 | 214 |
| 1987 | 248 |
| 1988 | 554 |
| 1989 | 759 |
| 1990 | 689 |
| 1991 | 795 |
| 1992 | 766 |
| 1993 | 829 |
| 1994 | 789 |
| 1995 | 851 |
| 1996 | 1002 |
| 1997 | 924 |
| 1998 | 825 |
| 1999 | 839 |
| 2000 | 852 |
| 2001 | 849 |
| 2002 | 857 |
| 2003 | 668 |
| 2004 | 704 |
| 2005 | 603 |
| 2006 | 579 |
| 2007 | 636 |
| 2008 | 698 |
| 2009 | 665 |
| 2010 | 613 |
| 2011 | 452 |
| 2012 | 358 |
| 2013 | 460 |
| 2014 | 430 |
| 2015 | 589 |
| 2016 | 516 |
| 2017 | 490 |
| 2018 | 288 |
| 2019 | 163 |
| 2020 | 142 |
| 2021 | 139 |
| 2022 | 130 |
| 2023 | 122 |
| 2024 | 124 |
| 2025 | 21 |