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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 2 |
| 1964 | 2 |
| 1965 | 9 |
| 1966 | 24 |
| 1967 | 77 |
| 1968 | 35 |
| 1969 | 2 |
| 1970 | 2 |
| 1971 | 1 |
| 1974 | 1 |
| 1975 | 2 |
| 1976 | 2 |
| 1977 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1984 | 2 |
| 1985 | 1 |
| 1986 | 2 |
| 1987 | 4 |
| 1988 | 17 |
| 1989 | 99 |
| 1990 | 425 |
| 1991 | 455 |
| 1992 | 412 |
| 1993 | 429 |
| 1994 | 417 |
| 1995 | 253 |
| 1996 | 255 |
| 1997 | 267 |
| 1998 | 336 |
| 1999 | 304 |
| 2000 | 304 |
| 2001 | 377 |
| 2002 | 510 |
| 2003 | 632 |
| 2004 | 634 |
| 2005 | 581 |
| 2006 | 558 |
| 2007 | 613 |
| 2008 | 624 |
| 2009 | 657 |
| 2010 | 743 |
| 2011 | 763 |
| 2012 | 760 |
| 2013 | 807 |
| 2014 | 820 |
| 2015 | 803 |
| 2016 | 714 |
| 2017 | 972 |
| 2018 | 1146 |
| 2019 | 984 |
| 2020 | 716 |
| 2021 | 576 |
| 2022 | 586 |
| 2023 | 538 |
| 2024 | 362 |