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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 2 |
| 1967 | 17 |
| 1968 | 76 |
| 1969 | 203 |
| 1970 | 245 |
| 1971 | 393 |
| 1972 | 469 |
| 1973 | 514 |
| 1974 | 382 |
| 1975 | 232 |
| 1976 | 226 |
| 1977 | 244 |
| 1978 | 211 |
| 1979 | 271 |
| 1980 | 184 |
| 1981 | 209 |
| 1982 | 239 |
| 1983 | 275 |
| 1984 | 282 |
| 1985 | 281 |
| 1986 | 234 |
| 1987 | 274 |
| 1988 | 439 |
| 1989 | 644 |
| 1990 | 1052 |
| 1991 | 1087 |
| 1992 | 1259 |
| 1993 | 1086 |
| 1994 | 627 |
| 1995 | 509 |
| 1996 | 390 |
| 1997 | 443 |
| 1998 | 476 |
| 1999 | 485 |
| 2000 | 522 |
| 2001 | 576 |
| 2002 | 429 |
| 2003 | 591 |
| 2004 | 698 |
| 2005 | 659 |
| 2006 | 778 |
| 2007 | 835 |
| 2008 | 894 |
| 2009 | 864 |
| 2010 | 876 |
| 2011 | 811 |
| 2012 | 875 |
| 2013 | 874 |
| 2014 | 712 |
| 2015 | 618 |
| 2016 | 739 |
| 2017 | 724 |
| 2018 | 642 |
| 2019 | 665 |
| 2020 | 775 |
| 2021 | 522 |
| 2022 | 53 |
| 2023 | 16 |
| 2024 | 166 |
| 2025 | 191 |