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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1961 | 2 |
| 1963 | 1 |
| 1965 | 1 |
| 1979 | 2 |
| 1980 | 4 |
| 1981 | 17 |
| 1982 | 17 |
| 1983 | 23 |
| 1984 | 17 |
| 1985 | 26 |
| 1986 | 38 |
| 1987 | 23 |
| 1988 | 36 |
| 1989 | 44 |
| 1990 | 30 |
| 1991 | 47 |
| 1992 | 74 |
| 1993 | 70 |
| 1994 | 86 |
| 1995 | 84 |
| 1996 | 116 |
| 1997 | 104 |
| 1998 | 135 |
| 1999 | 120 |
| 2000 | 160 |
| 2001 | 204 |
| 2002 | 283 |
| 2003 | 334 |
| 2004 | 449 |
| 2005 | 600 |
| 2006 | 693 |
| 2007 | 781 |
| 2008 | 997 |
| 2009 | 1214 |
| 2010 | 1416 |
| 2011 | 1749 |
| 2012 | 2110 |
| 2013 | 2536 |
| 2014 | 3058 |
| 2015 | 3526 |
| 2016 | 3736 |
| 2017 | 4170 |
| 2018 | 4801 |
| 2019 | 5865 |
| 2020 | 6743 |
| 2021 | 7670 |
| 2022 | 9110 |
| 2023 | 8167 |
| 2024 | 89 |