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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1967 | 2 |
| 1968 | 5 |
| 1969 | 8 |
| 1970 | 1 |
| 1971 | 2 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 1 |
| 1976 | 3 |
| 1978 | 2 |
| 1979 | 3 |
| 1980 | 5 |
| 1981 | 7 |
| 1982 | 4 |
| 1983 | 1 |
| 1984 | 3 |
| 1985 | 4 |
| 1986 | 2 |
| 1987 | 2 |
| 1988 | 7 |
| 1989 | 9 |
| 1990 | 12 |
| 1991 | 89 |
| 1992 | 256 |
| 1993 | 384 |
| 1994 | 427 |
| 1995 | 429 |
| 1996 | 384 |
| 1997 | 376 |
| 1998 | 436 |
| 1999 | 426 |
| 2000 | 423 |
| 2001 | 408 |
| 2002 | 399 |
| 2003 | 426 |
| 2004 | 430 |
| 2005 | 507 |
| 2006 | 524 |
| 2007 | 501 |
| 2008 | 527 |
| 2009 | 583 |
| 2010 | 523 |
| 2011 | 559 |
| 2012 | 564 |
| 2013 | 521 |
| 2014 | 506 |
| 2015 | 569 |
| 2016 | 517 |
| 2017 | 476 |
| 2018 | 490 |
| 2019 | 481 |
| 2020 | 676 |
| 2021 | 543 |
| 2022 | 46 |
| 2023 | 15 |
| 2024 | 372 |
| 2025 | 303 |