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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1977 | 2 |
| 1979 | 1 |
| 1980 | 2 |
| 1981 | 5 |
| 1982 | 4 |
| 1983 | 2 |
| 1984 | 5 |
| 1985 | 7 |
| 1986 | 9 |
| 1987 | 7 |
| 1988 | 9 |
| 1989 | 20 |
| 1990 | 15 |
| 1991 | 19 |
| 1992 | 28 |
| 1993 | 44 |
| 1994 | 31 |
| 1995 | 46 |
| 1996 | 44 |
| 1997 | 58 |
| 1998 | 54 |
| 1999 | 72 |
| 2000 | 68 |
| 2001 | 78 |
| 2002 | 89 |
| 2003 | 117 |
| 2004 | 146 |
| 2005 | 204 |
| 2006 | 225 |
| 2007 | 274 |
| 2008 | 292 |
| 2009 | 293 |
| 2010 | 374 |
| 2011 | 446 |
| 2012 | 564 |
| 2013 | 653 |
| 2014 | 747 |
| 2015 | 815 |
| 2016 | 918 |
| 2017 | 979 |
| 2018 | 1068 |
| 2019 | 1279 |
| 2020 | 1533 |
| 2021 | 1699 |
| 2022 | 1896 |
| 2023 | 871 |