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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1975 | 10 |
| 1976 | 15 |
| 1977 | 13 |
| 1978 | 16 |
| 1979 | 9 |
| 1980 | 20 |
| 1981 | 10 |
| 1982 | 27 |
| 1983 | 11 |
| 1984 | 16 |
| 1985 | 27 |
| 1986 | 22 |
| 1987 | 21 |
| 1988 | 27 |
| 1989 | 19 |
| 1990 | 33 |
| 1991 | 30 |
| 1992 | 32 |
| 1993 | 53 |
| 1994 | 57 |
| 1995 | 57 |
| 1996 | 53 |
| 1997 | 51 |
| 1998 | 77 |
| 1999 | 40 |
| 2000 | 50 |
| 2001 | 49 |
| 2002 | 47 |
| 2003 | 54 |
| 2004 | 49 |
| 2005 | 62 |
| 2006 | 68 |
| 2007 | 91 |
| 2008 | 74 |
| 2009 | 96 |
| 2010 | 108 |
| 2011 | 126 |
| 2012 | 122 |
| 2013 | 125 |
| 2014 | 116 |
| 2015 | 131 |
| 2016 | 124 |
| 2017 | 110 |
| 2018 | 135 |
| 2019 | 128 |
| 2020 | 144 |
| 2021 | 139 |
| 2022 | 122 |
| 2023 | 109 |
| 2024 | 35 |