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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1970 | 1 |
| 1971 | 20 |
| 1972 | 122 |
| 1973 | 148 |
| 1974 | 143 |
| 1975 | 146 |
| 1976 | 117 |
| 1977 | 96 |
| 1978 | 226 |
| 1979 | 236 |
| 1980 | 213 |
| 1981 | 188 |
| 1982 | 215 |
| 1983 | 152 |
| 1984 | 266 |
| 1985 | 422 |
| 1986 | 575 |
| 1987 | 553 |
| 1988 | 729 |
| 1989 | 525 |
| 1990 | 540 |
| 1991 | 595 |
| 1992 | 743 |
| 1993 | 1457 |
| 1994 | 2099 |
| 1995 | 3081 |
| 1996 | 3298 |
| 1997 | 3600 |
| 1998 | 3451 |
| 1999 | 2614 |
| 2000 | 2115 |
| 2001 | 1582 |
| 2002 | 1393 |
| 2003 | 1268 |
| 2004 | 1129 |
| 2005 | 940 |
| 2006 | 727 |
| 2007 | 729 |
| 2008 | 578 |
| 2009 | 424 |
| 2010 | 388 |
| 2011 | 335 |
| 2012 | 370 |
| 2013 | 360 |
| 2014 | 287 |
| 2015 | 281 |
| 2016 | 244 |
| 2017 | 212 |
| 2018 | 186 |
| 2019 | 133 |
| 2020 | 131 |
| 2021 | 113 |
| 2022 | 99 |
| 2023 | 77 |
| 2024 | 86 |
| 2025 | 48 |