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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 1 |
| 1966 | 33 |
| 1967 | 75 |
| 1968 | 83 |
| 1969 | 67 |
| 1970 | 72 |
| 1971 | 119 |
| 1972 | 133 |
| 1973 | 165 |
| 1974 | 228 |
| 1975 | 239 |
| 1976 | 267 |
| 1977 | 269 |
| 1978 | 174 |
| 1979 | 302 |
| 1980 | 196 |
| 1981 | 176 |
| 1982 | 190 |
| 1983 | 244 |
| 1984 | 262 |
| 1985 | 298 |
| 1986 | 295 |
| 1987 | 310 |
| 1988 | 409 |
| 1989 | 423 |
| 1990 | 438 |
| 1991 | 434 |
| 1992 | 644 |
| 1993 | 557 |
| 1994 | 440 |
| 1995 | 385 |
| 1996 | 436 |
| 1997 | 407 |
| 1998 | 341 |
| 1999 | 395 |
| 2000 | 371 |
| 2001 | 580 |
| 2002 | 567 |
| 2003 | 485 |
| 2004 | 549 |
| 2005 | 454 |
| 2006 | 412 |
| 2007 | 461 |
| 2008 | 643 |
| 2009 | 689 |
| 2010 | 691 |
| 2011 | 899 |
| 2012 | 1047 |
| 2013 | 1237 |
| 2014 | 1371 |
| 2015 | 1124 |
| 2016 | 1136 |
| 2017 | 1139 |
| 2018 | 1193 |
| 2019 | 1273 |
| 2020 | 1060 |
| 2021 | 582 |
| 2022 | 109 |
| 2023 | 9 |
| 2024 | 5 |