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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 1 |
| 1975 | 1 |
| 1976 | 2 |
| 1977 | 1 |
| 1978 | 6 |
| 1979 | 1 |
| 1980 | 66 |
| 1981 | 105 |
| 1982 | 140 |
| 1983 | 131 |
| 1984 | 147 |
| 1985 | 117 |
| 1986 | 92 |
| 1987 | 92 |
| 1988 | 106 |
| 1989 | 135 |
| 1990 | 152 |
| 1991 | 157 |
| 1992 | 222 |
| 1993 | 267 |
| 1994 | 298 |
| 1995 | 363 |
| 1996 | 350 |
| 1997 | 387 |
| 1998 | 350 |
| 1999 | 340 |
| 2000 | 324 |
| 2001 | 390 |
| 2002 | 432 |
| 2003 | 625 |
| 2004 | 675 |
| 2005 | 797 |
| 2006 | 762 |
| 2007 | 698 |
| 2008 | 734 |
| 2009 | 713 |
| 2010 | 854 |
| 2011 | 983 |
| 2012 | 1084 |
| 2013 | 1299 |
| 2014 | 1513 |
| 2015 | 1668 |
| 2016 | 1734 |
| 2017 | 1652 |
| 2018 | 1752 |
| 2019 | 1713 |
| 2020 | 1964 |
| 2021 | 1964 |
| 2022 | 1793 |
| 2023 | 1470 |
| 2024 | 421 |