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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 2 |
| 1970 | 146 |
| 1971 | 259 |
| 1972 | 372 |
| 1973 | 457 |
| 1974 | 542 |
| 1975 | 596 |
| 1976 | 429 |
| 1977 | 480 |
| 1978 | 405 |
| 1979 | 451 |
| 1980 | 424 |
| 1981 | 433 |
| 1982 | 425 |
| 1983 | 467 |
| 1984 | 501 |
| 1985 | 509 |
| 1986 | 524 |
| 1987 | 513 |
| 1988 | 479 |
| 1989 | 465 |
| 1990 | 445 |
| 1991 | 455 |
| 1992 | 424 |
| 1993 | 391 |
| 1994 | 338 |
| 1995 | 308 |
| 1996 | 277 |
| 1997 | 253 |
| 1998 | 240 |
| 1999 | 254 |
| 2000 | 268 |
| 2001 | 257 |
| 2002 | 331 |
| 2003 | 365 |
| 2004 | 334 |
| 2005 | 380 |
| 2006 | 398 |
| 2007 | 430 |
| 2008 | 403 |
| 2009 | 466 |
| 2010 | 485 |
| 2011 | 505 |
| 2012 | 518 |
| 2013 | 590 |
| 2014 | 575 |
| 2015 | 555 |
| 2016 | 468 |
| 2017 | 459 |
| 2018 | 449 |
| 2019 | 435 |
| 2020 | 334 |
| 2021 | 166 |
| 2022 | 30 |
| 2023 | 19 |
| 2024 | 22 |