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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1979 | 1 |
| 1980 | 4 |
| 1981 | 8 |
| 1982 | 3 |
| 1983 | 5 |
| 1984 | 1 |
| 1985 | 6 |
| 1986 | 8 |
| 1987 | 3 |
| 1988 | 8 |
| 1989 | 8 |
| 1990 | 21 |
| 1991 | 30 |
| 1992 | 19 |
| 1993 | 14 |
| 1994 | 21 |
| 1995 | 25 |
| 1996 | 33 |
| 1997 | 41 |
| 1998 | 38 |
| 1999 | 46 |
| 2000 | 43 |
| 2001 | 65 |
| 2002 | 73 |
| 2003 | 88 |
| 2004 | 105 |
| 2005 | 152 |
| 2006 | 178 |
| 2007 | 176 |
| 2008 | 249 |
| 2009 | 278 |
| 2010 | 330 |
| 2011 | 422 |
| 2012 | 479 |
| 2013 | 555 |
| 2014 | 642 |
| 2015 | 667 |
| 2016 | 774 |
| 2017 | 776 |
| 2018 | 862 |
| 2019 | 1070 |
| 2020 | 1207 |
| 2021 | 1450 |
| 2022 | 1484 |
| 2023 | 15 |