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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1969 | 1 |
| 1970 | 2 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1979 | 1 |
| 1981 | 1 |
| 1983 | 2 |
| 1984 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1989 | 2 |
| 1990 | 4 |
| 1991 | 3 |
| 1992 | 5 |
| 1993 | 6 |
| 1994 | 5 |
| 1995 | 4 |
| 1996 | 13 |
| 1997 | 6 |
| 1998 | 12 |
| 1999 | 8 |
| 2000 | 13 |
| 2001 | 20 |
| 2002 | 45 |
| 2003 | 56 |
| 2004 | 87 |
| 2005 | 94 |
| 2006 | 134 |
| 2007 | 139 |
| 2008 | 175 |
| 2009 | 212 |
| 2010 | 299 |
| 2011 | 366 |
| 2012 | 403 |
| 2013 | 444 |
| 2014 | 510 |
| 2015 | 544 |
| 2016 | 580 |
| 2017 | 595 |
| 2018 | 607 |
| 2019 | 651 |
| 2020 | 694 |
| 2021 | 736 |
| 2022 | 729 |
| 2023 | 65 |