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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1963 | 1 |
| 1965 | 1 |
| 1971 | 1 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1982 | 1 |
| 1983 | 1 |
| 1986 | 3 |
| 1987 | 5 |
| 1988 | 2 |
| 1989 | 2 |
| 1990 | 1 |
| 1991 | 5 |
| 1992 | 7 |
| 1993 | 8 |
| 1994 | 8 |
| 1995 | 3 |
| 1996 | 14 |
| 1997 | 15 |
| 1998 | 15 |
| 1999 | 15 |
| 2000 | 10 |
| 2001 | 18 |
| 2002 | 22 |
| 2003 | 36 |
| 2004 | 53 |
| 2005 | 60 |
| 2006 | 48 |
| 2007 | 83 |
| 2008 | 81 |
| 2009 | 95 |
| 2010 | 105 |
| 2011 | 147 |
| 2012 | 168 |
| 2013 | 228 |
| 2014 | 262 |
| 2015 | 294 |
| 2016 | 340 |
| 2017 | 394 |
| 2018 | 439 |
| 2019 | 494 |
| 2020 | 555 |
| 2021 | 705 |
| 2022 | 811 |
| 2023 | 215 |