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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 50 |
| 1974 | 52 |
| 1975 | 51 |
| 1976 | 64 |
| 1977 | 67 |
| 1978 | 73 |
| 1979 | 113 |
| 1980 | 141 |
| 1981 | 211 |
| 1982 | 211 |
| 1983 | 224 |
| 1984 | 263 |
| 1985 | 281 |
| 1986 | 281 |
| 1987 | 300 |
| 1988 | 272 |
| 1989 | 361 |
| 1990 | 429 |
| 1991 | 333 |
| 1992 | 334 |
| 1993 | 472 |
| 1994 | 379 |
| 1995 | 351 |
| 1996 | 386 |
| 1997 | 392 |
| 1998 | 442 |
| 1999 | 648 |
| 2000 | 914 |
| 2001 | 582 |
| 2002 | 683 |
| 2003 | 659 |
| 2004 | 642 |
| 2005 | 739 |
| 2006 | 736 |
| 2007 | 750 |
| 2008 | 804 |
| 2009 | 779 |
| 2010 | 624 |
| 2011 | 638 |
| 2012 | 757 |
| 2013 | 704 |
| 2014 | 740 |
| 2015 | 686 |
| 2016 | 681 |
| 2017 | 684 |
| 2018 | 680 |
| 2019 | 588 |
| 2020 | 647 |
| 2021 | 545 |
| 2022 | 501 |
| 2023 | 407 |
| 2024 | 216 |