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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1974 | 1 |
| 1975 | 11 |
| 1976 | 20 |
| 1977 | 19 |
| 1978 | 27 |
| 1979 | 29 |
| 1980 | 55 |
| 1981 | 45 |
| 1982 | 76 |
| 1983 | 105 |
| 1984 | 154 |
| 1985 | 204 |
| 1986 | 192 |
| 1987 | 183 |
| 1988 | 135 |
| 1989 | 114 |
| 1990 | 79 |
| 1991 | 72 |
| 1992 | 81 |
| 1993 | 88 |
| 1994 | 84 |
| 1995 | 74 |
| 1996 | 76 |
| 1997 | 110 |
| 1998 | 116 |
| 1999 | 128 |
| 2000 | 127 |
| 2001 | 137 |
| 2002 | 126 |
| 2003 | 94 |
| 2004 | 102 |
| 2005 | 130 |
| 2006 | 142 |
| 2007 | 180 |
| 2008 | 184 |
| 2009 | 226 |
| 2010 | 189 |
| 2011 | 194 |
| 2012 | 199 |
| 2013 | 173 |
| 2014 | 209 |
| 2015 | 185 |
| 2016 | 136 |
| 2017 | 134 |
| 2018 | 158 |
| 2019 | 149 |
| 2020 | 138 |
| 2021 | 132 |
| 2022 | 36 |
| 2023 | 9 |
| 2024 | 1 |