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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1958 | 4 |
| 1959 | 1 |
| 1961 | 1 |
| 1962 | 1 |
| 1967 | 1 |
| 1968 | 3 |
| 1969 | 2 |
| 1971 | 2 |
| 1973 | 2 |
| 1974 | 2 |
| 1975 | 2 |
| 1976 | 2 |
| 1977 | 1 |
| 1978 | 1 |
| 1979 | 5 |
| 1980 | 6 |
| 1981 | 8 |
| 1982 | 7 |
| 1983 | 4 |
| 1984 | 15 |
| 1985 | 13 |
| 1986 | 21 |
| 1987 | 132 |
| 1988 | 251 |
| 1989 | 266 |
| 1990 | 298 |
| 1991 | 275 |
| 1992 | 292 |
| 1993 | 284 |
| 1994 | 314 |
| 1995 | 374 |
| 1996 | 389 |
| 1997 | 350 |
| 1998 | 364 |
| 1999 | 371 |
| 2000 | 328 |
| 2001 | 388 |
| 2002 | 392 |
| 2003 | 419 |
| 2004 | 438 |
| 2005 | 494 |
| 2006 | 502 |
| 2007 | 499 |
| 2008 | 532 |
| 2009 | 585 |
| 2010 | 603 |
| 2011 | 631 |
| 2012 | 651 |
| 2013 | 766 |
| 2014 | 1093 |
| 2015 | 1416 |
| 2016 | 1679 |
| 2017 | 1672 |
| 2018 | 1679 |
| 2019 | 1891 |
| 2020 | 2008 |
| 2021 | 2075 |
| 2022 | 2060 |
| 2023 | 2019 |
| 2024 | 855 |