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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 1 |
| 1974 | 1 |
| 1976 | 2 |
| 1978 | 2 |
| 1979 | 34 |
| 1980 | 79 |
| 1981 | 91 |
| 1982 | 97 |
| 1983 | 126 |
| 1984 | 132 |
| 1985 | 115 |
| 1986 | 111 |
| 1987 | 134 |
| 1988 | 122 |
| 1989 | 145 |
| 1990 | 202 |
| 1991 | 259 |
| 1992 | 212 |
| 1993 | 198 |
| 1994 | 236 |
| 1995 | 208 |
| 1996 | 283 |
| 1997 | 325 |
| 1998 | 315 |
| 1999 | 288 |
| 2000 | 356 |
| 2001 | 494 |
| 2002 | 587 |
| 2003 | 643 |
| 2004 | 662 |
| 2005 | 786 |
| 2006 | 883 |
| 2007 | 973 |
| 2008 | 936 |
| 2009 | 1136 |
| 2010 | 1259 |
| 2011 | 1482 |
| 2012 | 1411 |
| 2013 | 1539 |
| 2014 | 1422 |
| 2015 | 1493 |
| 2016 | 1415 |
| 2017 | 1397 |
| 2018 | 1313 |
| 2019 | 1295 |
| 2020 | 1149 |
| 2021 | 666 |
| 2022 | 93 |
| 2023 | 77 |
| 2024 | 912 |
| 2025 | 742 |