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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1974 | 1 |
| 1977 | 3 |
| 1978 | 8 |
| 1979 | 9 |
| 1980 | 5 |
| 1981 | 16 |
| 1982 | 20 |
| 1983 | 32 |
| 1984 | 26 |
| 1985 | 54 |
| 1986 | 71 |
| 1987 | 54 |
| 1988 | 59 |
| 1989 | 105 |
| 1990 | 98 |
| 1991 | 127 |
| 1992 | 104 |
| 1993 | 122 |
| 1994 | 130 |
| 1995 | 142 |
| 1996 | 176 |
| 1997 | 214 |
| 1998 | 277 |
| 1999 | 248 |
| 2000 | 358 |
| 2001 | 351 |
| 2002 | 449 |
| 2003 | 439 |
| 2004 | 472 |
| 2005 | 477 |
| 2006 | 529 |
| 2007 | 578 |
| 2008 | 597 |
| 2009 | 675 |
| 2010 | 736 |
| 2011 | 794 |
| 2012 | 781 |
| 2013 | 837 |
| 2014 | 867 |
| 2015 | 939 |
| 2016 | 979 |
| 2017 | 1043 |
| 2018 | 1039 |
| 2019 | 1147 |
| 2020 | 1343 |
| 2021 | 1565 |
| 2022 | 1430 |
| 2023 | 1463 |
| 2024 | 498 |