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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1973 | 46 |
| 1974 | 44 |
| 1975 | 32 |
| 1976 | 65 |
| 1977 | 64 |
| 1978 | 62 |
| 1979 | 153 |
| 1980 | 120 |
| 1981 | 22 |
| 1982 | 147 |
| 1983 | 105 |
| 1984 | 109 |
| 1985 | 125 |
| 1986 | 166 |
| 1987 | 171 |
| 1988 | 129 |
| 1989 | 129 |
| 1990 | 135 |
| 1991 | 189 |
| 1992 | 167 |
| 1993 | 108 |
| 1994 | 148 |
| 1995 | 116 |
| 1996 | 114 |
| 1997 | 103 |
| 1998 | 105 |
| 1999 | 121 |
| 2000 | 100 |
| 2001 | 92 |
| 2002 | 99 |
| 2003 | 101 |
| 2004 | 78 |
| 2005 | 80 |
| 2006 | 82 |
| 2007 | 138 |
| 2008 | 147 |
| 2009 | 112 |
| 2010 | 102 |
| 2011 | 164 |
| 2012 | 206 |
| 2013 | 270 |
| 2014 | 203 |
| 2015 | 185 |
| 2016 | 163 |
| 2017 | 178 |
| 2018 | 192 |
| 2019 | 177 |
| 2020 | 201 |
| 2021 | 239 |
| 2022 | 301 |
| 2023 | 290 |
| 2024 | 157 |