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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1949 | 1 |
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 3 |
| 1968 | 3 |
| 1969 | 4 |
| 1970 | 7 |
| 1971 | 10 |
| 1972 | 10 |
| 1973 | 10 |
| 1974 | 11 |
| 1975 | 6 |
| 1976 | 8 |
| 1977 | 6 |
| 1978 | 8 |
| 1979 | 15 |
| 1980 | 20 |
| 1981 | 16 |
| 1982 | 21 |
| 1983 | 27 |
| 1984 | 35 |
| 1985 | 41 |
| 1986 | 27 |
| 1987 | 34 |
| 1988 | 43 |
| 1989 | 45 |
| 1990 | 48 |
| 1991 | 47 |
| 1992 | 37 |
| 1993 | 55 |
| 1994 | 67 |
| 1995 | 61 |
| 1996 | 58 |
| 1997 | 60 |
| 1998 | 60 |
| 1999 | 69 |
| 2000 | 88 |
| 2001 | 79 |
| 2002 | 95 |
| 2003 | 122 |
| 2004 | 156 |
| 2005 | 228 |
| 2006 | 245 |
| 2007 | 229 |
| 2008 | 283 |
| 2009 | 323 |
| 2010 | 406 |
| 2011 | 446 |
| 2012 | 494 |
| 2013 | 653 |
| 2014 | 677 |
| 2015 | 780 |
| 2016 | 868 |
| 2017 | 926 |
| 2018 | 1049 |
| 2019 | 1252 |
| 2020 | 1402 |
| 2021 | 1646 |
| 2022 | 1857 |
| 2023 | 1967 |
| 2024 | 880 |