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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 8 |
| 1962 | 7 |
| 1963 | 35 |
| 1964 | 22 |
| 1965 | 18 |
| 1966 | 18 |
| 1967 | 17 |
| 1968 | 4 |
| 1979 | 6 |
| 1980 | 13 |
| 1981 | 25 |
| 1982 | 31 |
| 1983 | 36 |
| 1984 | 33 |
| 1985 | 59 |
| 1986 | 68 |
| 1987 | 86 |
| 1988 | 173 |
| 1989 | 173 |
| 1990 | 159 |
| 1991 | 211 |
| 1992 | 203 |
| 1993 | 244 |
| 1994 | 289 |
| 1995 | 293 |
| 1996 | 364 |
| 1997 | 401 |
| 1998 | 446 |
| 1999 | 398 |
| 2000 | 510 |
| 2001 | 525 |
| 2002 | 656 |
| 2003 | 852 |
| 2004 | 1074 |
| 2005 | 1366 |
| 2006 | 1491 |
| 2007 | 1783 |
| 2008 | 2122 |
| 2009 | 2473 |
| 2010 | 2944 |
| 2011 | 3602 |
| 2012 | 4157 |
| 2013 | 4843 |
| 2014 | 5840 |
| 2015 | 6511 |
| 2016 | 6826 |
| 2017 | 7595 |
| 2018 | 8579 |
| 2019 | 9908 |
| 2020 | 11749 |
| 2021 | 13661 |
| 2022 | 15733 |
| 2023 | 1747 |