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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1963 | 3 |
| 1966 | 1 |
| 1979 | 2 |
| 1980 | 4 |
| 1981 | 7 |
| 1982 | 5 |
| 1983 | 5 |
| 1984 | 10 |
| 1985 | 7 |
| 1986 | 11 |
| 1987 | 19 |
| 1988 | 12 |
| 1989 | 25 |
| 1990 | 24 |
| 1991 | 29 |
| 1992 | 37 |
| 1993 | 43 |
| 1994 | 65 |
| 1995 | 48 |
| 1996 | 58 |
| 1997 | 55 |
| 1998 | 59 |
| 1999 | 63 |
| 2000 | 97 |
| 2001 | 103 |
| 2002 | 114 |
| 2003 | 174 |
| 2004 | 202 |
| 2005 | 301 |
| 2006 | 324 |
| 2007 | 384 |
| 2008 | 440 |
| 2009 | 440 |
| 2010 | 569 |
| 2011 | 736 |
| 2012 | 886 |
| 2013 | 983 |
| 2014 | 1190 |
| 2015 | 1364 |
| 2016 | 1454 |
| 2017 | 1745 |
| 2018 | 1951 |
| 2019 | 2234 |
| 2020 | 2733 |
| 2021 | 3260 |
| 2022 | 3904 |
| 2023 | 1789 |