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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1954 | 2 |
| 1959 | 1 |
| 1960 | 5 |
| 1961 | 2 |
| 1962 | 1 |
| 1975 | 2 |
| 1977 | 17 |
| 1978 | 25 |
| 1979 | 34 |
| 1980 | 23 |
| 1981 | 49 |
| 1982 | 32 |
| 1983 | 42 |
| 1984 | 34 |
| 1985 | 44 |
| 1986 | 60 |
| 1987 | 71 |
| 1988 | 59 |
| 1989 | 74 |
| 1990 | 103 |
| 1991 | 140 |
| 1992 | 108 |
| 1993 | 173 |
| 1994 | 219 |
| 1995 | 237 |
| 1996 | 227 |
| 1997 | 257 |
| 1998 | 279 |
| 1999 | 326 |
| 2000 | 298 |
| 2001 | 388 |
| 2002 | 383 |
| 2003 | 380 |
| 2004 | 402 |
| 2005 | 418 |
| 2006 | 441 |
| 2007 | 437 |
| 2008 | 411 |
| 2009 | 486 |
| 2010 | 522 |
| 2011 | 538 |
| 2012 | 606 |
| 2013 | 670 |
| 2014 | 659 |
| 2015 | 602 |
| 2016 | 529 |
| 2017 | 544 |
| 2018 | 508 |
| 2019 | 523 |
| 2020 | 378 |
| 2021 | 151 |
| 2022 | 24 |
| 2023 | 7 |
| 2024 | 2 |