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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 2 |
| 1966 | 2 |
| 1967 | 7 |
| 1968 | 22 |
| 1969 | 22 |
| 1970 | 28 |
| 1971 | 20 |
| 1972 | 32 |
| 1973 | 32 |
| 1974 | 37 |
| 1975 | 27 |
| 1976 | 29 |
| 1977 | 43 |
| 1978 | 22 |
| 1979 | 36 |
| 1980 | 31 |
| 1981 | 46 |
| 1982 | 44 |
| 1983 | 51 |
| 1984 | 58 |
| 1985 | 89 |
| 1986 | 76 |
| 1987 | 98 |
| 1988 | 112 |
| 1989 | 131 |
| 1990 | 140 |
| 1991 | 146 |
| 1992 | 176 |
| 1993 | 177 |
| 1994 | 189 |
| 1995 | 194 |
| 1996 | 192 |
| 1997 | 193 |
| 1998 | 200 |
| 1999 | 167 |
| 2000 | 181 |
| 2001 | 172 |
| 2002 | 138 |
| 2003 | 143 |
| 2004 | 159 |
| 2005 | 164 |
| 2006 | 158 |
| 2007 | 156 |
| 2008 | 178 |
| 2009 | 168 |
| 2010 | 222 |
| 2011 | 212 |
| 2012 | 207 |
| 2013 | 215 |
| 2014 | 239 |
| 2015 | 204 |
| 2016 | 226 |
| 2017 | 211 |
| 2018 | 221 |
| 2019 | 211 |
| 2020 | 222 |
| 2021 | 215 |
| 2022 | 229 |
| 2023 | 214 |
| 2024 | 66 |