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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1960 | 1 |
| 1967 | 1 |
| 1970 | 2 |
| 1972 | 2 |
| 1973 | 1 |
| 1974 | 3 |
| 1975 | 5 |
| 1976 | 4 |
| 1977 | 1 |
| 1979 | 1 |
| 1980 | 6 |
| 1981 | 7 |
| 1982 | 7 |
| 1983 | 8 |
| 1984 | 9 |
| 1985 | 19 |
| 1986 | 20 |
| 1987 | 27 |
| 1988 | 13 |
| 1989 | 16 |
| 1990 | 18 |
| 1991 | 25 |
| 1992 | 35 |
| 1993 | 30 |
| 1994 | 51 |
| 1995 | 62 |
| 1996 | 67 |
| 1997 | 57 |
| 1998 | 104 |
| 1999 | 112 |
| 2000 | 127 |
| 2001 | 159 |
| 2002 | 181 |
| 2003 | 205 |
| 2004 | 277 |
| 2005 | 1199 |
| 2006 | 4141 |
| 2007 | 4952 |
| 2008 | 6257 |
| 2009 | 6694 |
| 2010 | 6801 |
| 2011 | 7057 |
| 2012 | 7243 |
| 2013 | 6879 |
| 2014 | 6401 |
| 2015 | 6182 |
| 2016 | 4493 |
| 2017 | 3578 |
| 2018 | 3432 |
| 2019 | 3232 |
| 2020 | 3212 |
| 2021 | 3060 |
| 2022 | 2642 |
| 2023 | 2586 |
| 2024 | 622 |