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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 2 |
| 1951 | 22 |
| 1952 | 55 |
| 1953 | 5 |
| 1967 | 6 |
| 1968 | 5 |
| 1969 | 2 |
| 1970 | 7 |
| 1971 | 6 |
| 1972 | 10 |
| 1973 | 58 |
| 1974 | 116 |
| 1975 | 104 |
| 1976 | 78 |
| 1977 | 100 |
| 1978 | 112 |
| 1979 | 119 |
| 1980 | 110 |
| 1981 | 96 |
| 1982 | 112 |
| 1983 | 134 |
| 1984 | 148 |
| 1985 | 139 |
| 1986 | 175 |
| 1987 | 192 |
| 1988 | 194 |
| 1989 | 174 |
| 1990 | 197 |
| 1991 | 226 |
| 1992 | 210 |
| 1993 | 203 |
| 1994 | 194 |
| 1995 | 247 |
| 1996 | 235 |
| 1997 | 251 |
| 1998 | 265 |
| 1999 | 283 |
| 2000 | 318 |
| 2001 | 293 |
| 2002 | 304 |
| 2003 | 307 |
| 2004 | 329 |
| 2005 | 331 |
| 2006 | 380 |
| 2007 | 353 |
| 2008 | 330 |
| 2009 | 334 |
| 2010 | 378 |
| 2011 | 400 |
| 2012 | 419 |
| 2013 | 374 |
| 2014 | 419 |
| 2015 | 437 |
| 2016 | 403 |
| 2017 | 387 |
| 2018 | 335 |
| 2019 | 344 |
| 2020 | 388 |
| 2021 | 361 |
| 2022 | 415 |
| 2023 | 324 |
| 2024 | 103 |