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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 2 |
| 1965 | 3 |
| 1969 | 1 |
| 1979 | 3 |
| 1981 | 7 |
| 1982 | 10 |
| 1983 | 7 |
| 1984 | 5 |
| 1985 | 8 |
| 1986 | 14 |
| 1987 | 24 |
| 1988 | 14 |
| 1989 | 15 |
| 1990 | 25 |
| 1991 | 16 |
| 1992 | 21 |
| 1993 | 39 |
| 1994 | 37 |
| 1995 | 36 |
| 1996 | 40 |
| 1997 | 42 |
| 1998 | 74 |
| 1999 | 70 |
| 2000 | 93 |
| 2001 | 72 |
| 2002 | 86 |
| 2003 | 91 |
| 2004 | 106 |
| 2005 | 194 |
| 2006 | 199 |
| 2007 | 227 |
| 2008 | 243 |
| 2009 | 316 |
| 2010 | 378 |
| 2011 | 470 |
| 2012 | 539 |
| 2013 | 653 |
| 2014 | 808 |
| 2015 | 846 |
| 2016 | 973 |
| 2017 | 1071 |
| 2018 | 1289 |
| 2019 | 1455 |
| 2020 | 1705 |
| 2021 | 2017 |
| 2022 | 2295 |
| 2023 | 1024 |