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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1958 | 1 |
| 1978 | 2 |
| 1979 | 2 |
| 1980 | 3 |
| 1981 | 2 |
| 1982 | 1 |
| 1985 | 1 |
| 1987 | 1 |
| 1988 | 2 |
| 1989 | 2 |
| 1990 | 1 |
| 1991 | 8 |
| 1992 | 9 |
| 1993 | 19 |
| 1994 | 12 |
| 1995 | 22 |
| 1996 | 18 |
| 1997 | 30 |
| 1998 | 27 |
| 1999 | 34 |
| 2000 | 44 |
| 2001 | 36 |
| 2002 | 44 |
| 2003 | 67 |
| 2004 | 80 |
| 2005 | 103 |
| 2006 | 109 |
| 2007 | 135 |
| 2008 | 165 |
| 2009 | 193 |
| 2010 | 214 |
| 2011 | 265 |
| 2012 | 324 |
| 2013 | 427 |
| 2014 | 530 |
| 2015 | 549 |
| 2016 | 555 |
| 2017 | 614 |
| 2018 | 726 |
| 2019 | 867 |
| 2020 | 1068 |
| 2021 | 1161 |
| 2022 | 1340 |
| 2023 | 1317 |
| 2024 | 548 |