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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1956 | 1 |
| 1964 | 4 |
| 1965 | 53 |
| 1966 | 83 |
| 1967 | 121 |
| 1968 | 119 |
| 1969 | 91 |
| 1970 | 124 |
| 1971 | 101 |
| 1972 | 101 |
| 1973 | 107 |
| 1974 | 98 |
| 1975 | 113 |
| 1976 | 82 |
| 1977 | 70 |
| 1978 | 99 |
| 1979 | 96 |
| 1980 | 100 |
| 1981 | 87 |
| 1982 | 99 |
| 1983 | 90 |
| 1984 | 108 |
| 1985 | 104 |
| 1986 | 112 |
| 1987 | 83 |
| 1988 | 94 |
| 1989 | 117 |
| 1990 | 109 |
| 1991 | 100 |
| 1992 | 113 |
| 1993 | 105 |
| 1994 | 143 |
| 1995 | 112 |
| 1996 | 120 |
| 1997 | 141 |
| 1998 | 141 |
| 1999 | 200 |
| 2000 | 213 |
| 2001 | 233 |
| 2002 | 236 |
| 2003 | 277 |
| 2004 | 278 |
| 2005 | 284 |
| 2006 | 304 |
| 2007 | 342 |
| 2008 | 380 |
| 2009 | 299 |
| 2010 | 325 |
| 2011 | 332 |
| 2012 | 351 |
| 2013 | 321 |
| 2014 | 325 |
| 2015 | 329 |
| 2016 | 355 |
| 2017 | 360 |
| 2018 | 345 |
| 2019 | 300 |
| 2020 | 329 |
| 2021 | 349 |
| 2022 | 296 |
| 2023 | 249 |
| 2024 | 82 |