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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1963 | 1 |
| 1964 | 4 |
| 1965 | 46 |
| 1966 | 114 |
| 1967 | 181 |
| 1968 | 259 |
| 1969 | 263 |
| 1970 | 267 |
| 1971 | 387 |
| 1972 | 340 |
| 1973 | 419 |
| 1974 | 428 |
| 1975 | 450 |
| 1976 | 493 |
| 1977 | 529 |
| 1978 | 526 |
| 1979 | 575 |
| 1980 | 698 |
| 1981 | 675 |
| 1982 | 819 |
| 1983 | 914 |
| 1984 | 1009 |
| 1985 | 1128 |
| 1986 | 1116 |
| 1987 | 1195 |
| 1988 | 1363 |
| 1989 | 1632 |
| 1990 | 1832 |
| 1991 | 2035 |
| 1992 | 1880 |
| 1993 | 2033 |
| 1994 | 2097 |
| 1995 | 2171 |
| 1996 | 1986 |
| 1997 | 2253 |
| 1998 | 2224 |
| 1999 | 2190 |
| 2000 | 2226 |
| 2001 | 2196 |
| 2002 | 2157 |
| 2003 | 2165 |
| 2004 | 1943 |
| 2005 | 1981 |
| 2006 | 1950 |
| 2007 | 1906 |
| 2008 | 1785 |
| 2009 | 1723 |
| 2010 | 1706 |
| 2011 | 1664 |
| 2012 | 1640 |
| 2013 | 1513 |
| 2014 | 1406 |
| 2015 | 1384 |
| 2016 | 1300 |
| 2017 | 1179 |
| 2018 | 1090 |
| 2019 | 1036 |
| 2020 | 945 |
| 2021 | 778 |
| 2022 | 554 |
| 2023 | 370 |
| 2024 | 229 |