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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 1 |
| 1967 | 2 |
| 1968 | 1 |
| 1971 | 1 |
| 1974 | 1 |
| 1977 | 1 |
| 1983 | 1 |
| 1984 | 4 |
| 1985 | 4 |
| 1986 | 9 |
| 1987 | 3 |
| 1988 | 4 |
| 1989 | 9 |
| 1990 | 7 |
| 1991 | 8 |
| 1992 | 7 |
| 1993 | 3 |
| 1994 | 45 |
| 1995 | 85 |
| 1996 | 109 |
| 1997 | 97 |
| 1998 | 104 |
| 1999 | 159 |
| 2000 | 319 |
| 2001 | 397 |
| 2002 | 456 |
| 2003 | 550 |
| 2004 | 636 |
| 2005 | 852 |
| 2006 | 1077 |
| 2007 | 1256 |
| 2008 | 1192 |
| 2009 | 1183 |
| 2010 | 1166 |
| 2011 | 1571 |
| 2012 | 1717 |
| 2013 | 1670 |
| 2014 | 1674 |
| 2015 | 1588 |
| 2016 | 1490 |
| 2017 | 1445 |
| 2018 | 1538 |
| 2019 | 1550 |
| 2020 | 1482 |
| 2021 | 1070 |
| 2022 | 843 |
| 2023 | 705 |
| 2024 | 219 |