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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 4 |
| 1967 | 2 |
| 1968 | 4 |
| 1969 | 1 |
| 1970 | 5 |
| 1971 | 2 |
| 1972 | 3 |
| 1973 | 1 |
| 1975 | 2 |
| 1976 | 2 |
| 1977 | 5 |
| 1979 | 2 |
| 1980 | 2 |
| 1981 | 8 |
| 1982 | 19 |
| 1983 | 12 |
| 1984 | 15 |
| 1985 | 16 |
| 1986 | 20 |
| 1987 | 30 |
| 1988 | 31 |
| 1989 | 34 |
| 1990 | 31 |
| 1991 | 57 |
| 1992 | 54 |
| 1993 | 54 |
| 1994 | 75 |
| 1995 | 65 |
| 1996 | 86 |
| 1997 | 92 |
| 1998 | 89 |
| 1999 | 109 |
| 2000 | 130 |
| 2001 | 170 |
| 2002 | 182 |
| 2003 | 194 |
| 2004 | 224 |
| 2005 | 234 |
| 2006 | 246 |
| 2007 | 269 |
| 2008 | 248 |
| 2009 | 256 |
| 2010 | 347 |
| 2011 | 313 |
| 2012 | 386 |
| 2013 | 438 |
| 2014 | 464 |
| 2015 | 506 |
| 2016 | 510 |
| 2017 | 524 |
| 2018 | 558 |
| 2019 | 571 |
| 2020 | 676 |
| 2021 | 697 |
| 2022 | 725 |
| 2023 | 564 |
| 2024 | 238 |