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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 1 |
| 1958 | 1 |
| 1960 | 1 |
| 1966 | 1 |
| 1974 | 1 |
| 1985 | 3 |
| 1986 | 3 |
| 1987 | 7 |
| 1988 | 67 |
| 1989 | 135 |
| 1990 | 188 |
| 1991 | 175 |
| 1992 | 269 |
| 1993 | 285 |
| 1994 | 261 |
| 1995 | 251 |
| 1996 | 304 |
| 1997 | 287 |
| 1998 | 272 |
| 1999 | 304 |
| 2000 | 289 |
| 2001 | 315 |
| 2002 | 277 |
| 2003 | 334 |
| 2004 | 374 |
| 2005 | 412 |
| 2006 | 498 |
| 2007 | 512 |
| 2008 | 475 |
| 2009 | 491 |
| 2010 | 425 |
| 2011 | 415 |
| 2012 | 433 |
| 2013 | 426 |
| 2014 | 370 |
| 2015 | 356 |
| 2016 | 343 |
| 2017 | 284 |
| 2018 | 312 |
| 2019 | 270 |
| 2020 | 256 |
| 2021 | 213 |
| 2022 | 148 |
| 2023 | 118 |
| 2024 | 77 |