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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 2 |
| 1972 | 2 |
| 1973 | 1 |
| 1974 | 1 |
| 1975 | 2 |
| 1976 | 4 |
| 1978 | 4 |
| 1979 | 7 |
| 1980 | 6 |
| 1981 | 2 |
| 1982 | 6 |
| 1983 | 7 |
| 1984 | 11 |
| 1985 | 11 |
| 1986 | 10 |
| 1987 | 17 |
| 1988 | 16 |
| 1989 | 23 |
| 1990 | 19 |
| 1991 | 17 |
| 1992 | 22 |
| 1993 | 15 |
| 1994 | 26 |
| 1995 | 20 |
| 1996 | 43 |
| 1997 | 20 |
| 1998 | 29 |
| 1999 | 22 |
| 2000 | 25 |
| 2001 | 31 |
| 2002 | 34 |
| 2003 | 61 |
| 2004 | 54 |
| 2005 | 77 |
| 2006 | 119 |
| 2007 | 165 |
| 2008 | 171 |
| 2009 | 228 |
| 2010 | 290 |
| 2011 | 333 |
| 2012 | 408 |
| 2013 | 429 |
| 2014 | 553 |
| 2015 | 551 |
| 2016 | 622 |
| 2017 | 732 |
| 2018 | 827 |
| 2019 | 825 |
| 2020 | 1174 |
| 2021 | 1367 |
| 2022 | 1349 |
| 2023 | 1283 |
| 2024 | 421 |