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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1966 | 1 |
| 1974 | 1 |
| 1975 | 4 |
| 1976 | 2 |
| 1977 | 10 |
| 1978 | 41 |
| 1979 | 52 |
| 1980 | 48 |
| 1981 | 73 |
| 1982 | 94 |
| 1983 | 102 |
| 1984 | 91 |
| 1985 | 76 |
| 1986 | 60 |
| 1987 | 68 |
| 1988 | 61 |
| 1989 | 101 |
| 1990 | 79 |
| 1991 | 145 |
| 1992 | 174 |
| 1993 | 123 |
| 1994 | 116 |
| 1995 | 135 |
| 1996 | 118 |
| 1997 | 187 |
| 1998 | 273 |
| 1999 | 249 |
| 2000 | 245 |
| 2001 | 215 |
| 2002 | 199 |
| 2003 | 235 |
| 2004 | 276 |
| 2005 | 339 |
| 2006 | 312 |
| 2007 | 328 |
| 2008 | 287 |
| 2009 | 291 |
| 2010 | 320 |
| 2011 | 282 |
| 2012 | 303 |
| 2013 | 319 |
| 2014 | 291 |
| 2015 | 229 |
| 2016 | 228 |
| 2017 | 192 |
| 2018 | 238 |
| 2019 | 188 |
| 2020 | 204 |
| 2021 | 208 |
| 2022 | 210 |
| 2023 | 185 |
| 2024 | 54 |