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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 101 |
| 1972 | 123 |
| 1973 | 157 |
| 1974 | 152 |
| 1975 | 132 |
| 1976 | 192 |
| 1977 | 178 |
| 1978 | 164 |
| 1979 | 180 |
| 1980 | 157 |
| 1981 | 187 |
| 1982 | 190 |
| 1983 | 184 |
| 1984 | 211 |
| 1985 | 232 |
| 1986 | 279 |
| 1987 | 302 |
| 1988 | 327 |
| 1989 | 369 |
| 1990 | 416 |
| 1991 | 451 |
| 1992 | 479 |
| 1993 | 539 |
| 1994 | 501 |
| 1995 | 542 |
| 1996 | 471 |
| 1997 | 477 |
| 1998 | 455 |
| 1999 | 440 |
| 2000 | 431 |
| 2001 | 419 |
| 2002 | 412 |
| 2003 | 373 |
| 2004 | 381 |
| 2005 | 378 |
| 2006 | 329 |
| 2007 | 371 |
| 2008 | 360 |
| 2009 | 371 |
| 2010 | 421 |
| 2011 | 428 |
| 2012 | 390 |
| 2013 | 397 |
| 2014 | 427 |
| 2015 | 390 |
| 2016 | 323 |
| 2017 | 221 |
| 2018 | 220 |
| 2019 | 218 |
| 2020 | 252 |
| 2021 | 291 |
| 2022 | 204 |
| 2023 | 258 |
| 2024 | 247 |
| 2025 | 254 |
| 2026 | 75 |