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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1963 | 2 |
| 1965 | 1 |
| 1966 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1972 | 1 |
| 1975 | 1 |
| 1979 | 1 |
| 1980 | 5 |
| 1981 | 2 |
| 1982 | 2 |
| 1984 | 1 |
| 1985 | 2 |
| 1986 | 1 |
| 1988 | 2 |
| 1989 | 5 |
| 1990 | 8 |
| 1991 | 6 |
| 1992 | 3 |
| 1993 | 4 |
| 1994 | 4 |
| 1995 | 3 |
| 1996 | 4 |
| 1997 | 11 |
| 1998 | 12 |
| 1999 | 17 |
| 2000 | 28 |
| 2001 | 40 |
| 2002 | 47 |
| 2003 | 52 |
| 2004 | 60 |
| 2005 | 84 |
| 2006 | 89 |
| 2007 | 125 |
| 2008 | 140 |
| 2009 | 174 |
| 2010 | 223 |
| 2011 | 280 |
| 2012 | 280 |
| 2013 | 283 |
| 2014 | 371 |
| 2015 | 381 |
| 2016 | 383 |
| 2017 | 438 |
| 2018 | 467 |
| 2019 | 452 |
| 2020 | 461 |
| 2021 | 468 |
| 2022 | 467 |
| 2023 | 429 |
| 2024 | 351 |
| 2025 | 1 |