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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 3 |
| 1974 | 43 |
| 1975 | 166 |
| 1976 | 343 |
| 1977 | 407 |
| 1978 | 370 |
| 1979 | 392 |
| 1980 | 333 |
| 1981 | 335 |
| 1982 | 359 |
| 1983 | 412 |
| 1984 | 461 |
| 1985 | 411 |
| 1986 | 585 |
| 1987 | 744 |
| 1988 | 794 |
| 1989 | 737 |
| 1990 | 699 |
| 1991 | 673 |
| 1992 | 730 |
| 1993 | 695 |
| 1994 | 614 |
| 1995 | 562 |
| 1996 | 420 |
| 1997 | 445 |
| 1998 | 347 |
| 1999 | 329 |
| 2000 | 348 |
| 2001 | 310 |
| 2002 | 302 |
| 2003 | 327 |
| 2004 | 243 |
| 2005 | 219 |
| 2006 | 289 |
| 2007 | 243 |
| 2008 | 218 |
| 2009 | 214 |
| 2010 | 197 |
| 2011 | 195 |
| 2012 | 188 |
| 2013 | 177 |
| 2014 | 146 |
| 2015 | 161 |
| 2016 | 160 |
| 2017 | 149 |
| 2018 | 131 |
| 2019 | 140 |
| 2020 | 111 |
| 2021 | 76 |
| 2022 | 18 |
| 2023 | 14 |
| 2024 | 3 |