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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1974 | 2 |
| 1975 | 24 |
| 1976 | 35 |
| 1977 | 44 |
| 1978 | 47 |
| 1979 | 63 |
| 1980 | 88 |
| 1981 | 79 |
| 1982 | 57 |
| 1983 | 63 |
| 1984 | 55 |
| 1985 | 58 |
| 1986 | 63 |
| 1987 | 69 |
| 1988 | 64 |
| 1989 | 53 |
| 1990 | 53 |
| 1991 | 58 |
| 1992 | 55 |
| 1993 | 63 |
| 1994 | 67 |
| 1995 | 59 |
| 1996 | 56 |
| 1997 | 47 |
| 1998 | 51 |
| 1999 | 64 |
| 2000 | 64 |
| 2001 | 70 |
| 2002 | 69 |
| 2003 | 82 |
| 2004 | 73 |
| 2005 | 91 |
| 2006 | 102 |
| 2007 | 96 |
| 2008 | 108 |
| 2009 | 119 |
| 2010 | 127 |
| 2011 | 161 |
| 2012 | 142 |
| 2013 | 142 |
| 2014 | 125 |
| 2015 | 133 |
| 2016 | 119 |
| 2017 | 135 |
| 2018 | 99 |
| 2019 | 119 |
| 2020 | 131 |
| 2021 | 123 |
| 2022 | 87 |
| 2023 | 75 |
| 2024 | 65 |