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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1962 | 1 |
| 1963 | 1 |
| 1965 | 2 |
| 1966 | 8 |
| 1967 | 5 |
| 1968 | 1 |
| 1969 | 1 |
| 1972 | 2 |
| 1974 | 5 |
| 1975 | 19 |
| 1976 | 12 |
| 1977 | 19 |
| 1978 | 14 |
| 1979 | 17 |
| 1980 | 22 |
| 1981 | 16 |
| 1982 | 11 |
| 1983 | 21 |
| 1984 | 18 |
| 1985 | 37 |
| 1986 | 29 |
| 1987 | 46 |
| 1988 | 45 |
| 1989 | 45 |
| 1990 | 36 |
| 1991 | 44 |
| 1992 | 32 |
| 1993 | 60 |
| 1994 | 38 |
| 1995 | 68 |
| 1996 | 57 |
| 1997 | 51 |
| 1998 | 62 |
| 1999 | 78 |
| 2000 | 75 |
| 2001 | 87 |
| 2002 | 100 |
| 2003 | 109 |
| 2004 | 109 |
| 2005 | 161 |
| 2006 | 164 |
| 2007 | 221 |
| 2008 | 194 |
| 2009 | 234 |
| 2010 | 238 |
| 2011 | 304 |
| 2012 | 317 |
| 2013 | 339 |
| 2014 | 395 |
| 2015 | 483 |
| 2016 | 339 |
| 2017 | 307 |
| 2018 | 308 |
| 2019 | 295 |
| 2020 | 468 |
| 2021 | 690 |
| 2022 | 745 |
| 2023 | 732 |
| 2024 | 250 |