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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 1 |
| 1974 | 1 |
| 1981 | 1 |
| 1982 | 1 |
| 1983 | 3 |
| 1984 | 3 |
| 1985 | 4 |
| 1986 | 2 |
| 1987 | 4 |
| 1988 | 4 |
| 1989 | 3 |
| 1990 | 5 |
| 1991 | 11 |
| 1992 | 15 |
| 1993 | 16 |
| 1994 | 24 |
| 1995 | 23 |
| 1996 | 28 |
| 1997 | 22 |
| 1998 | 15 |
| 1999 | 23 |
| 2000 | 23 |
| 2001 | 26 |
| 2002 | 37 |
| 2003 | 42 |
| 2004 | 58 |
| 2005 | 61 |
| 2006 | 74 |
| 2007 | 83 |
| 2008 | 105 |
| 2009 | 130 |
| 2010 | 179 |
| 2011 | 186 |
| 2012 | 199 |
| 2013 | 272 |
| 2014 | 322 |
| 2015 | 380 |
| 2016 | 418 |
| 2017 | 526 |
| 2018 | 516 |
| 2019 | 645 |
| 2020 | 720 |
| 2021 | 792 |
| 2022 | 1042 |
| 2023 | 810 |