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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 4 |
| 1948 | 1 |
| 1951 | 1 |
| 1964 | 1 |
| 1965 | 1 |
| 1966 | 5 |
| 1967 | 5 |
| 1968 | 10 |
| 1969 | 12 |
| 1970 | 14 |
| 1971 | 10 |
| 1972 | 4 |
| 1973 | 9 |
| 1974 | 11 |
| 1975 | 13 |
| 1976 | 14 |
| 1977 | 6 |
| 1978 | 11 |
| 1979 | 10 |
| 1980 | 7 |
| 1981 | 6 |
| 1982 | 14 |
| 1983 | 25 |
| 1984 | 24 |
| 1985 | 42 |
| 1986 | 33 |
| 1987 | 60 |
| 1988 | 96 |
| 1989 | 129 |
| 1990 | 144 |
| 1991 | 210 |
| 1992 | 235 |
| 1993 | 236 |
| 1994 | 293 |
| 1995 | 300 |
| 1996 | 302 |
| 1997 | 326 |
| 1998 | 329 |
| 1999 | 298 |
| 2000 | 317 |
| 2001 | 291 |
| 2002 | 294 |
| 2003 | 354 |
| 2004 | 342 |
| 2005 | 377 |
| 2006 | 374 |
| 2007 | 433 |
| 2008 | 459 |
| 2009 | 479 |
| 2010 | 521 |
| 2011 | 528 |
| 2012 | 537 |
| 2013 | 567 |
| 2014 | 614 |
| 2015 | 587 |
| 2016 | 485 |
| 2017 | 492 |
| 2018 | 488 |
| 2019 | 443 |
| 2020 | 362 |
| 2021 | 197 |
| 2022 | 18 |
| 2023 | 11 |
| 2024 | 4 |