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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1921 | 1 |
| 1960 | 1 |
| 1961 | 1 |
| 1970 | 1 |
| 1973 | 1 |
| 1974 | 3 |
| 1975 | 40 |
| 1976 | 43 |
| 1977 | 63 |
| 1978 | 66 |
| 1979 | 69 |
| 1980 | 63 |
| 1981 | 65 |
| 1982 | 90 |
| 1983 | 99 |
| 1984 | 100 |
| 1985 | 94 |
| 1986 | 103 |
| 1987 | 120 |
| 1988 | 114 |
| 1989 | 122 |
| 1990 | 100 |
| 1991 | 131 |
| 1992 | 123 |
| 1993 | 113 |
| 1994 | 142 |
| 1995 | 133 |
| 1996 | 162 |
| 1997 | 175 |
| 1998 | 166 |
| 1999 | 181 |
| 2000 | 198 |
| 2001 | 191 |
| 2002 | 227 |
| 2003 | 232 |
| 2004 | 263 |
| 2005 | 344 |
| 2006 | 321 |
| 2007 | 362 |
| 2008 | 359 |
| 2009 | 378 |
| 2010 | 406 |
| 2011 | 459 |
| 2012 | 499 |
| 2013 | 604 |
| 2014 | 589 |
| 2015 | 564 |
| 2016 | 458 |
| 2017 | 367 |
| 2018 | 621 |
| 2019 | 573 |
| 2020 | 637 |
| 2021 | 672 |
| 2022 | 659 |
| 2023 | 553 |
| 2024 | 76 |