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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 3 |
| 1969 | 6 |
| 1970 | 3 |
| 1971 | 2 |
| 1972 | 3 |
| 1973 | 6 |
| 1974 | 3 |
| 1976 | 3 |
| 1977 | 3 |
| 1978 | 1 |
| 1979 | 4 |
| 1980 | 3 |
| 1981 | 5 |
| 1982 | 7 |
| 1983 | 15 |
| 1984 | 14 |
| 1985 | 36 |
| 1986 | 46 |
| 1987 | 37 |
| 1988 | 41 |
| 1989 | 43 |
| 1990 | 49 |
| 1991 | 78 |
| 1992 | 82 |
| 1993 | 147 |
| 1994 | 129 |
| 1995 | 181 |
| 1996 | 167 |
| 1997 | 167 |
| 1998 | 184 |
| 1999 | 209 |
| 2000 | 265 |
| 2001 | 273 |
| 2002 | 288 |
| 2003 | 249 |
| 2004 | 313 |
| 2005 | 380 |
| 2006 | 473 |
| 2007 | 488 |
| 2008 | 572 |
| 2009 | 543 |
| 2010 | 571 |
| 2011 | 488 |
| 2012 | 537 |
| 2013 | 525 |
| 2014 | 504 |
| 2015 | 521 |
| 2016 | 502 |
| 2017 | 537 |
| 2018 | 510 |
| 2019 | 513 |
| 2020 | 497 |
| 2021 | 559 |
| 2022 | 674 |
| 2023 | 574 |
| 2024 | 201 |