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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 11 |
| 1974 | 74 |
| 1975 | 53 |
| 1976 | 85 |
| 1977 | 55 |
| 1978 | 61 |
| 1979 | 77 |
| 1980 | 90 |
| 1981 | 75 |
| 1982 | 75 |
| 1983 | 77 |
| 1984 | 68 |
| 1985 | 82 |
| 1986 | 81 |
| 1987 | 95 |
| 1988 | 130 |
| 1989 | 63 |
| 1990 | 121 |
| 1991 | 93 |
| 1992 | 78 |
| 1993 | 55 |
| 1994 | 110 |
| 1995 | 109 |
| 1996 | 131 |
| 1997 | 155 |
| 1998 | 145 |
| 1999 | 125 |
| 2000 | 126 |
| 2001 | 132 |
| 2002 | 166 |
| 2003 | 222 |
| 2004 | 221 |
| 2005 | 249 |
| 2006 | 265 |
| 2007 | 240 |
| 2008 | 185 |
| 2009 | 157 |
| 2010 | 162 |
| 2011 | 134 |
| 2012 | 74 |
| 2013 | 116 |
| 2014 | 75 |
| 2015 | 104 |
| 2016 | 102 |
| 2017 | 132 |
| 2018 | 86 |
| 2019 | 108 |
| 2020 | 125 |
| 2021 | 150 |
| 2022 | 140 |
| 2023 | 139 |
| 2024 | 70 |