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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 1 |
| 1968 | 8 |
| 1969 | 10 |
| 1970 | 42 |
| 1971 | 125 |
| 1972 | 161 |
| 1973 | 192 |
| 1974 | 194 |
| 1975 | 173 |
| 1976 | 139 |
| 1977 | 172 |
| 1978 | 175 |
| 1979 | 143 |
| 1980 | 153 |
| 1981 | 131 |
| 1982 | 141 |
| 1983 | 125 |
| 1984 | 149 |
| 1985 | 143 |
| 1986 | 159 |
| 1987 | 177 |
| 1988 | 150 |
| 1989 | 177 |
| 1990 | 219 |
| 1991 | 190 |
| 1992 | 157 |
| 1993 | 175 |
| 1994 | 184 |
| 1995 | 184 |
| 1996 | 186 |
| 1997 | 206 |
| 1998 | 192 |
| 1999 | 207 |
| 2000 | 249 |
| 2001 | 233 |
| 2002 | 225 |
| 2003 | 248 |
| 2004 | 280 |
| 2005 | 297 |
| 2006 | 295 |
| 2007 | 311 |
| 2008 | 370 |
| 2009 | 372 |
| 2010 | 408 |
| 2011 | 440 |
| 2012 | 494 |
| 2013 | 500 |
| 2014 | 540 |
| 2015 | 621 |
| 2016 | 639 |
| 2017 | 670 |
| 2018 | 711 |
| 2019 | 736 |
| 2020 | 828 |
| 2021 | 813 |
| 2022 | 805 |
| 2023 | 781 |
| 2024 | 332 |