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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1959 | 21 |
| 1960 | 27 |
| 1961 | 33 |
| 1962 | 17 |
| 1967 | 1 |
| 1971 | 1 |
| 1974 | 2 |
| 1975 | 1 |
| 1976 | 1 |
| 1977 | 4 |
| 1978 | 1 |
| 1983 | 1 |
| 1984 | 2 |
| 1988 | 3 |
| 1989 | 7 |
| 1990 | 63 |
| 1991 | 140 |
| 1992 | 155 |
| 1993 | 156 |
| 1994 | 172 |
| 1995 | 147 |
| 1996 | 135 |
| 1997 | 150 |
| 1998 | 165 |
| 1999 | 187 |
| 2000 | 216 |
| 2001 | 229 |
| 2002 | 199 |
| 2003 | 178 |
| 2004 | 210 |
| 2005 | 193 |
| 2006 | 209 |
| 2007 | 256 |
| 2008 | 262 |
| 2009 | 241 |
| 2010 | 230 |
| 2011 | 258 |
| 2012 | 329 |
| 2013 | 360 |
| 2014 | 308 |
| 2015 | 320 |
| 2016 | 394 |
| 2017 | 386 |
| 2018 | 404 |
| 2019 | 411 |
| 2020 | 417 |
| 2021 | 366 |
| 2022 | 269 |
| 2023 | 232 |
| 2024 | 83 |