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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 3 |
| 1965 | 6 |
| 1966 | 111 |
| 1967 | 147 |
| 1968 | 221 |
| 1969 | 222 |
| 1970 | 257 |
| 1971 | 332 |
| 1972 | 343 |
| 1973 | 389 |
| 1974 | 472 |
| 1975 | 415 |
| 1976 | 419 |
| 1977 | 409 |
| 1978 | 413 |
| 1979 | 416 |
| 1980 | 558 |
| 1981 | 616 |
| 1982 | 567 |
| 1983 | 679 |
| 1984 | 588 |
| 1985 | 695 |
| 1986 | 680 |
| 1987 | 672 |
| 1988 | 660 |
| 1989 | 863 |
| 1990 | 895 |
| 1991 | 941 |
| 1992 | 1003 |
| 1993 | 961 |
| 1994 | 984 |
| 1995 | 978 |
| 1996 | 1321 |
| 1997 | 1054 |
| 1998 | 1253 |
| 1999 | 1243 |
| 2000 | 1313 |
| 2001 | 1388 |
| 2002 | 1570 |
| 2003 | 1854 |
| 2004 | 1820 |
| 2005 | 2074 |
| 2006 | 1943 |
| 2007 | 1950 |
| 2008 | 2208 |
| 2009 | 2302 |
| 2010 | 2263 |
| 2011 | 2493 |
| 2012 | 2303 |
| 2013 | 2269 |
| 2014 | 2319 |
| 2015 | 2452 |
| 2016 | 2281 |
| 2017 | 2162 |
| 2018 | 2090 |
| 2019 | 2130 |
| 2020 | 2063 |
| 2021 | 1684 |
| 2022 | 1261 |
| 2023 | 1230 |
| 2024 | 1731 |
| 2025 | 1042 |
| 2026 | 1 |