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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1982 | 3 |
| 1983 | 2 |
| 1985 | 2 |
| 1986 | 7 |
| 1987 | 5 |
| 1988 | 13 |
| 1989 | 10 |
| 1990 | 14 |
| 1991 | 14 |
| 1992 | 12 |
| 1993 | 23 |
| 1994 | 35 |
| 1995 | 32 |
| 1996 | 24 |
| 1997 | 37 |
| 1998 | 42 |
| 1999 | 37 |
| 2000 | 53 |
| 2001 | 54 |
| 2002 | 69 |
| 2003 | 100 |
| 2004 | 130 |
| 2005 | 148 |
| 2006 | 177 |
| 2007 | 210 |
| 2008 | 273 |
| 2009 | 289 |
| 2010 | 379 |
| 2011 | 435 |
| 2012 | 521 |
| 2013 | 623 |
| 2014 | 712 |
| 2015 | 863 |
| 2016 | 910 |
| 2017 | 1022 |
| 2018 | 1138 |
| 2019 | 1341 |
| 2020 | 1532 |
| 2021 | 1779 |
| 2022 | 1815 |
| 2023 | 26 |