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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1962 | 1 |
| 1966 | 1 |
| 1967 | 1 |
| 1969 | 1 |
| 1970 | 1 |
| 1971 | 2 |
| 1972 | 2 |
| 1973 | 1 |
| 1976 | 5 |
| 1979 | 6 |
| 1980 | 5 |
| 1981 | 11 |
| 1982 | 4 |
| 1983 | 12 |
| 1984 | 10 |
| 1985 | 14 |
| 1986 | 18 |
| 1987 | 19 |
| 1988 | 28 |
| 1989 | 16 |
| 1990 | 17 |
| 1991 | 32 |
| 1992 | 21 |
| 1993 | 34 |
| 1994 | 37 |
| 1995 | 58 |
| 1996 | 63 |
| 1997 | 73 |
| 1998 | 75 |
| 1999 | 94 |
| 2000 | 101 |
| 2001 | 103 |
| 2002 | 106 |
| 2003 | 142 |
| 2004 | 167 |
| 2005 | 208 |
| 2006 | 223 |
| 2007 | 270 |
| 2008 | 354 |
| 2009 | 417 |
| 2010 | 470 |
| 2011 | 525 |
| 2012 | 622 |
| 2013 | 716 |
| 2014 | 827 |
| 2015 | 917 |
| 2016 | 983 |
| 2017 | 1019 |
| 2018 | 1097 |
| 2019 | 1250 |
| 2020 | 1402 |
| 2021 | 1644 |
| 2022 | 1861 |
| 2023 | 496 |