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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 21 |
| 1960 | 34 |
| 1961 | 27 |
| 1962 | 12 |
| 1963 | 2 |
| 1964 | 7 |
| 1965 | 64 |
| 1966 | 67 |
| 1967 | 67 |
| 1968 | 62 |
| 1969 | 68 |
| 1970 | 59 |
| 1971 | 48 |
| 1972 | 48 |
| 1973 | 37 |
| 1974 | 51 |
| 1975 | 49 |
| 1976 | 46 |
| 1977 | 39 |
| 1978 | 51 |
| 1979 | 52 |
| 1980 | 52 |
| 1981 | 38 |
| 1982 | 59 |
| 1983 | 59 |
| 1984 | 71 |
| 1985 | 65 |
| 1986 | 86 |
| 1987 | 76 |
| 1988 | 64 |
| 1989 | 70 |
| 1990 | 85 |
| 1991 | 108 |
| 1992 | 113 |
| 1993 | 123 |
| 1994 | 148 |
| 1995 | 167 |
| 1996 | 221 |
| 1997 | 269 |
| 1998 | 278 |
| 1999 | 334 |
| 2000 | 304 |
| 2001 | 337 |
| 2002 | 295 |
| 2003 | 308 |
| 2004 | 316 |
| 2005 | 333 |
| 2006 | 321 |
| 2007 | 313 |
| 2008 | 380 |
| 2009 | 341 |
| 2010 | 380 |
| 2011 | 406 |
| 2012 | 452 |
| 2013 | 497 |
| 2014 | 512 |
| 2015 | 522 |
| 2016 | 569 |
| 2017 | 504 |
| 2018 | 477 |
| 2019 | 536 |
| 2020 | 670 |
| 2021 | 695 |
| 2022 | 692 |
| 2023 | 687 |
| 2024 | 293 |