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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 88 |
| 1962 | 325 |
| 1963 | 249 |
| 1964 | 253 |
| 1965 | 225 |
| 1966 | 249 |
| 1967 | 314 |
| 1968 | 253 |
| 1969 | 306 |
| 1970 | 281 |
| 1971 | 238 |
| 1972 | 275 |
| 1973 | 290 |
| 1974 | 275 |
| 1975 | 261 |
| 1976 | 243 |
| 1977 | 231 |
| 1978 | 261 |
| 1979 | 178 |
| 1980 | 111 |
| 1981 | 116 |
| 1982 | 118 |
| 1983 | 135 |
| 1984 | 137 |
| 1985 | 109 |
| 1986 | 105 |
| 1987 | 96 |
| 1988 | 99 |
| 1989 | 90 |
| 1990 | 97 |
| 1991 | 78 |
| 1992 | 88 |
| 1993 | 71 |
| 1994 | 77 |
| 1995 | 75 |
| 1996 | 73 |
| 1997 | 75 |
| 1998 | 43 |
| 1999 | 68 |
| 2000 | 134 |
| 2001 | 101 |
| 2002 | 106 |
| 2003 | 106 |
| 2004 | 99 |
| 2005 | 100 |
| 2006 | 143 |
| 2007 | 234 |
| 2008 | 216 |
| 2009 | 190 |
| 2010 | 233 |
| 2011 | 240 |
| 2012 | 204 |
| 2013 | 179 |
| 2014 | 181 |
| 2015 | 191 |
| 2016 | 224 |
| 2017 | 207 |
| 2018 | 215 |
| 2019 | 221 |
| 2020 | 195 |
| 2021 | 169 |
| 2022 | 173 |
| 2023 | 145 |
| 2024 | 94 |