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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 7 |
| 1966 | 28 |
| 1967 | 52 |
| 1968 | 65 |
| 1969 | 72 |
| 1970 | 89 |
| 1971 | 87 |
| 1972 | 104 |
| 1973 | 111 |
| 1974 | 104 |
| 1975 | 112 |
| 1976 | 116 |
| 1977 | 125 |
| 1978 | 107 |
| 1979 | 135 |
| 1980 | 124 |
| 1981 | 110 |
| 1982 | 147 |
| 1983 | 186 |
| 1984 | 198 |
| 1985 | 170 |
| 1986 | 139 |
| 1987 | 148 |
| 1988 | 171 |
| 1989 | 141 |
| 1990 | 149 |
| 1991 | 131 |
| 1992 | 130 |
| 1993 | 125 |
| 1994 | 168 |
| 1995 | 192 |
| 1996 | 131 |
| 1997 | 112 |
| 1998 | 131 |
| 1999 | 84 |
| 2000 | 81 |
| 2001 | 106 |
| 2002 | 104 |
| 2003 | 92 |
| 2004 | 151 |
| 2005 | 117 |
| 2006 | 119 |
| 2007 | 137 |
| 2008 | 149 |
| 2009 | 171 |
| 2010 | 144 |
| 2011 | 179 |
| 2012 | 193 |
| 2013 | 210 |
| 2014 | 225 |
| 2015 | 214 |
| 2016 | 227 |
| 2017 | 256 |
| 2018 | 274 |
| 2019 | 229 |
| 2020 | 274 |
| 2021 | 269 |
| 2022 | 325 |
| 2023 | 242 |
| 2024 | 89 |