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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1971 | 110 |
| 1972 | 83 |
| 1973 | 105 |
| 1974 | 102 |
| 1975 | 93 |
| 1976 | 97 |
| 1977 | 82 |
| 1978 | 105 |
| 1979 | 112 |
| 1980 | 97 |
| 1981 | 89 |
| 1982 | 131 |
| 1983 | 132 |
| 1984 | 150 |
| 1985 | 167 |
| 1986 | 164 |
| 1987 | 151 |
| 1988 | 193 |
| 1989 | 179 |
| 1990 | 155 |
| 1991 | 211 |
| 1992 | 233 |
| 1993 | 97 |
| 1994 | 176 |
| 1995 | 143 |
| 1996 | 122 |
| 1997 | 142 |
| 1998 | 148 |
| 1999 | 176 |
| 2000 | 104 |
| 2002 | 165 |
| 2003 | 124 |
| 2004 | 136 |
| 2005 | 135 |
| 2006 | 125 |
| 2007 | 159 |
| 2008 | 194 |
| 2009 | 180 |
| 2010 | 160 |
| 2011 | 189 |
| 2012 | 194 |
| 2013 | 199 |
| 2014 | 282 |
| 2015 | 181 |
| 2016 | 172 |
| 2017 | 180 |
| 2018 | 178 |
| 2019 | 195 |
| 2020 | 252 |
| 2021 | 205 |
| 2022 | 165 |
| 2023 | 162 |
| 2024 | 73 |