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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 3 |
| 1961 | 4 |
| 1962 | 3 |
| 1965 | 7 |
| 1966 | 5 |
| 1967 | 24 |
| 1968 | 8 |
| 1972 | 1 |
| 1975 | 1 |
| 1977 | 1 |
| 1987 | 2 |
| 1988 | 4 |
| 1989 | 12 |
| 1990 | 37 |
| 1991 | 32 |
| 1992 | 35 |
| 1993 | 46 |
| 1994 | 26 |
| 1995 | 31 |
| 1996 | 47 |
| 1997 | 41 |
| 1998 | 48 |
| 1999 | 35 |
| 2000 | 51 |
| 2001 | 77 |
| 2002 | 107 |
| 2003 | 137 |
| 2004 | 141 |
| 2005 | 148 |
| 2006 | 184 |
| 2007 | 258 |
| 2008 | 194 |
| 2009 | 181 |
| 2010 | 219 |
| 2011 | 239 |
| 2012 | 329 |
| 2013 | 312 |
| 2014 | 338 |
| 2015 | 311 |
| 2016 | 328 |
| 2017 | 367 |
| 2018 | 338 |
| 2019 | 386 |
| 2020 | 444 |
| 2021 | 369 |
| 2022 | 216 |
| 2023 | 190 |
| 2024 | 148 |