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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1979 | 1 |
| 1981 | 1 |
| 1982 | 2 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 1 |
| 1986 | 5 |
| 1987 | 2 |
| 1988 | 5 |
| 1989 | 5 |
| 1990 | 6 |
| 1991 | 7 |
| 1992 | 8 |
| 1993 | 18 |
| 1994 | 12 |
| 1995 | 18 |
| 1996 | 9 |
| 1997 | 16 |
| 1998 | 19 |
| 1999 | 21 |
| 2000 | 19 |
| 2001 | 27 |
| 2002 | 18 |
| 2003 | 26 |
| 2004 | 36 |
| 2005 | 71 |
| 2006 | 74 |
| 2007 | 90 |
| 2008 | 141 |
| 2009 | 185 |
| 2010 | 195 |
| 2011 | 226 |
| 2012 | 276 |
| 2013 | 294 |
| 2014 | 405 |
| 2015 | 474 |
| 2016 | 492 |
| 2017 | 599 |
| 2018 | 702 |
| 2019 | 850 |
| 2020 | 1066 |
| 2021 | 1203 |
| 2022 | 1504 |
| 2023 | 753 |