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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1964 | 2 |
| 1965 | 3 |
| 1971 | 2 |
| 1973 | 1 |
| 1974 | 2 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 3 |
| 1978 | 3 |
| 1979 | 3 |
| 1981 | 3 |
| 1983 | 4 |
| 1984 | 5 |
| 1985 | 1 |
| 1986 | 2 |
| 1987 | 4 |
| 1988 | 3 |
| 1989 | 1 |
| 1990 | 4 |
| 1991 | 5 |
| 1992 | 1 |
| 1993 | 7 |
| 1994 | 12 |
| 1995 | 9 |
| 1996 | 7 |
| 1997 | 14 |
| 1998 | 16 |
| 1999 | 25 |
| 2000 | 49 |
| 2001 | 42 |
| 2002 | 63 |
| 2003 | 90 |
| 2004 | 129 |
| 2005 | 127 |
| 2006 | 118 |
| 2007 | 125 |
| 2008 | 190 |
| 2009 | 209 |
| 2010 | 257 |
| 2011 | 268 |
| 2012 | 292 |
| 2013 | 352 |
| 2014 | 366 |
| 2015 | 380 |
| 2016 | 348 |
| 2017 | 386 |
| 2018 | 376 |
| 2019 | 372 |
| 2020 | 452 |
| 2021 | 507 |
| 2022 | 472 |
| 2023 | 457 |
| 2024 | 513 |
| 2025 | 163 |