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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 28 |
| 1966 | 58 |
| 1967 | 99 |
| 1968 | 161 |
| 1969 | 267 |
| 1970 | 291 |
| 1971 | 260 |
| 1972 | 192 |
| 1973 | 180 |
| 1974 | 175 |
| 1975 | 126 |
| 1976 | 122 |
| 1977 | 110 |
| 1978 | 106 |
| 1979 | 136 |
| 1980 | 145 |
| 1981 | 142 |
| 1982 | 195 |
| 1983 | 162 |
| 1984 | 230 |
| 1985 | 187 |
| 1986 | 170 |
| 1987 | 178 |
| 1988 | 284 |
| 1989 | 263 |
| 1990 | 284 |
| 1991 | 321 |
| 1992 | 414 |
| 1993 | 457 |
| 1994 | 451 |
| 1995 | 863 |
| 1996 | 1474 |
| 1997 | 1341 |
| 1998 | 1567 |
| 1999 | 1394 |
| 2000 | 1544 |
| 2001 | 1766 |
| 2002 | 1741 |
| 2003 | 1847 |
| 2004 | 1994 |
| 2005 | 2178 |
| 2006 | 2227 |
| 2007 | 2240 |
| 2008 | 2321 |
| 2009 | 2333 |
| 2010 | 2363 |
| 2011 | 2549 |
| 2012 | 2498 |
| 2013 | 2387 |
| 2014 | 2423 |
| 2015 | 2184 |
| 2016 | 2081 |
| 2017 | 1990 |
| 2018 | 1960 |
| 2019 | 1976 |
| 2020 | 1929 |
| 2021 | 1536 |
| 2022 | 816 |
| 2023 | 691 |
| 2024 | 357 |