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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 73 |
| 1963 | 87 |
| 1964 | 114 |
| 1965 | 93 |
| 1966 | 117 |
| 1967 | 133 |
| 1968 | 181 |
| 1969 | 121 |
| 1970 | 131 |
| 1971 | 117 |
| 1972 | 105 |
| 1973 | 121 |
| 1974 | 154 |
| 1975 | 127 |
| 1976 | 91 |
| 1977 | 114 |
| 1978 | 110 |
| 1979 | 93 |
| 1980 | 105 |
| 1981 | 96 |
| 1982 | 101 |
| 1983 | 109 |
| 1984 | 111 |
| 1985 | 115 |
| 1986 | 121 |
| 1987 | 119 |
| 1988 | 121 |
| 1989 | 113 |
| 1990 | 166 |
| 1991 | 153 |
| 1992 | 153 |
| 1993 | 156 |
| 1994 | 150 |
| 1995 | 139 |
| 1996 | 138 |
| 1997 | 157 |
| 1998 | 145 |
| 1999 | 149 |
| 2000 | 148 |
| 2001 | 162 |
| 2002 | 142 |
| 2003 | 148 |
| 2004 | 147 |
| 2005 | 165 |
| 2006 | 215 |
| 2007 | 216 |
| 2008 | 249 |
| 2009 | 314 |
| 2010 | 346 |
| 2011 | 326 |
| 2012 | 326 |
| 2013 | 322 |
| 2014 | 349 |
| 2015 | 377 |
| 2016 | 406 |
| 2017 | 345 |
| 2018 | 405 |
| 2019 | 419 |
| 2020 | 429 |
| 2021 | 411 |
| 2022 | 431 |
| 2023 | 435 |
| 2024 | 252 |