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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1966 | 13 |
| 1967 | 13 |
| 1968 | 21 |
| 1969 | 23 |
| 1970 | 28 |
| 1971 | 28 |
| 1972 | 25 |
| 1973 | 23 |
| 1974 | 23 |
| 1975 | 26 |
| 1976 | 30 |
| 1977 | 24 |
| 1978 | 32 |
| 1979 | 20 |
| 1980 | 22 |
| 1981 | 32 |
| 1982 | 24 |
| 1983 | 31 |
| 1984 | 32 |
| 1985 | 42 |
| 1986 | 48 |
| 1987 | 36 |
| 1988 | 41 |
| 1989 | 39 |
| 1990 | 49 |
| 1991 | 35 |
| 1992 | 38 |
| 1993 | 37 |
| 1994 | 42 |
| 1995 | 46 |
| 1996 | 41 |
| 1997 | 56 |
| 1998 | 85 |
| 1999 | 81 |
| 2000 | 93 |
| 2001 | 95 |
| 2002 | 110 |
| 2003 | 126 |
| 2004 | 157 |
| 2005 | 200 |
| 2006 | 286 |
| 2007 | 347 |
| 2008 | 431 |
| 2009 | 401 |
| 2010 | 516 |
| 2011 | 549 |
| 2012 | 667 |
| 2013 | 727 |
| 2014 | 843 |
| 2015 | 776 |
| 2016 | 937 |
| 2017 | 1111 |
| 2018 | 1339 |
| 2019 | 1195 |
| 2020 | 1300 |
| 2021 | 1562 |
| 2022 | 1853 |
| 2023 | 1673 |
| 2024 | 676 |