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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 1 |
| 1967 | 2 |
| 1968 | 5 |
| 1969 | 7 |
| 1970 | 13 |
| 1971 | 8 |
| 1972 | 3 |
| 1973 | 7 |
| 1974 | 36 |
| 1975 | 43 |
| 1976 | 34 |
| 1977 | 19 |
| 1978 | 20 |
| 1979 | 25 |
| 1980 | 22 |
| 1981 | 24 |
| 1982 | 22 |
| 1983 | 17 |
| 1984 | 30 |
| 1985 | 30 |
| 1986 | 24 |
| 1987 | 14 |
| 1988 | 17 |
| 1989 | 25 |
| 1990 | 26 |
| 1991 | 17 |
| 1992 | 46 |
| 1993 | 53 |
| 1994 | 44 |
| 1995 | 71 |
| 1996 | 68 |
| 1997 | 71 |
| 1998 | 68 |
| 1999 | 95 |
| 2000 | 97 |
| 2001 | 119 |
| 2002 | 141 |
| 2003 | 123 |
| 2004 | 137 |
| 2005 | 169 |
| 2006 | 211 |
| 2007 | 239 |
| 2008 | 272 |
| 2009 | 285 |
| 2010 | 315 |
| 2011 | 347 |
| 2012 | 337 |
| 2013 | 418 |
| 2014 | 426 |
| 2015 | 492 |
| 2016 | 498 |
| 2017 | 499 |
| 2018 | 520 |
| 2019 | 566 |
| 2020 | 656 |
| 2021 | 740 |
| 2022 | 1014 |
| 2023 | 985 |
| 2024 | 381 |