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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 1 |
| 1966 | 1 |
| 1971 | 1 |
| 1978 | 1 |
| 1979 | 3 |
| 1980 | 1 |
| 1981 | 4 |
| 1982 | 1 |
| 1983 | 5 |
| 1984 | 5 |
| 1985 | 8 |
| 1986 | 11 |
| 1987 | 10 |
| 1988 | 8 |
| 1989 | 16 |
| 1990 | 19 |
| 1991 | 18 |
| 1992 | 24 |
| 1993 | 18 |
| 1994 | 50 |
| 1995 | 42 |
| 1996 | 60 |
| 1997 | 52 |
| 1998 | 58 |
| 1999 | 68 |
| 2000 | 83 |
| 2001 | 115 |
| 2002 | 94 |
| 2003 | 129 |
| 2004 | 176 |
| 2005 | 247 |
| 2006 | 246 |
| 2007 | 332 |
| 2008 | 415 |
| 2009 | 469 |
| 2010 | 503 |
| 2011 | 587 |
| 2012 | 694 |
| 2013 | 749 |
| 2014 | 911 |
| 2015 | 1024 |
| 2016 | 1183 |
| 2017 | 1241 |
| 2018 | 1556 |
| 2019 | 1776 |
| 2020 | 2178 |
| 2021 | 2512 |
| 2022 | 3072 |
| 2023 | 1386 |