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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 11 |
| 1973 | 48 |
| 1974 | 54 |
| 1975 | 11 |
| 1976 | 40 |
| 1977 | 48 |
| 1978 | 60 |
| 1979 | 64 |
| 1980 | 54 |
| 1981 | 48 |
| 1982 | 78 |
| 1983 | 61 |
| 1984 | 64 |
| 1985 | 72 |
| 1986 | 70 |
| 1987 | 61 |
| 1988 | 76 |
| 1989 | 77 |
| 1990 | 98 |
| 1991 | 106 |
| 1992 | 127 |
| 1993 | 109 |
| 1994 | 110 |
| 1995 | 112 |
| 1996 | 101 |
| 1997 | 151 |
| 1998 | 121 |
| 1999 | 98 |
| 2000 | 126 |
| 2001 | 132 |
| 2002 | 136 |
| 2003 | 118 |
| 2004 | 139 |
| 2005 | 145 |
| 2006 | 130 |
| 2007 | 138 |
| 2008 | 129 |
| 2009 | 132 |
| 2010 | 115 |
| 2011 | 101 |
| 2012 | 89 |
| 2013 | 77 |
| 2014 | 111 |
| 2015 | 114 |
| 2016 | 126 |
| 2017 | 165 |
| 2018 | 146 |
| 2019 | 138 |
| 2020 | 196 |
| 2021 | 259 |
| 2022 | 214 |
| 2023 | 197 |
| 2024 | 91 |