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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 1 |
| 1956 | 8 |
| 1957 | 6 |
| 1958 | 2 |
| 1959 | 2 |
| 1960 | 6 |
| 1961 | 8 |
| 1962 | 5 |
| 1964 | 2 |
| 1965 | 60 |
| 1966 | 130 |
| 1967 | 204 |
| 1968 | 225 |
| 1969 | 336 |
| 1970 | 362 |
| 1971 | 498 |
| 1972 | 541 |
| 1973 | 561 |
| 1974 | 701 |
| 1975 | 609 |
| 1976 | 599 |
| 1977 | 605 |
| 1978 | 682 |
| 1979 | 711 |
| 1980 | 752 |
| 1981 | 755 |
| 1982 | 785 |
| 1983 | 800 |
| 1984 | 835 |
| 1985 | 903 |
| 1986 | 1027 |
| 1987 | 1108 |
| 1988 | 1237 |
| 1989 | 1551 |
| 1990 | 1655 |
| 1991 | 1792 |
| 1992 | 1921 |
| 1993 | 2495 |
| 1994 | 2863 |
| 1995 | 2635 |
| 1996 | 2737 |
| 1997 | 2883 |
| 1998 | 3307 |
| 1999 | 3677 |
| 2000 | 5094 |
| 2001 | 5882 |
| 2002 | 6107 |
| 2003 | 5816 |
| 2004 | 6179 |
| 2005 | 6501 |
| 2006 | 6872 |
| 2007 | 7071 |
| 2008 | 7494 |
| 2009 | 7371 |
| 2010 | 7870 |
| 2011 | 7855 |
| 2012 | 8596 |
| 2013 | 8680 |
| 2014 | 7987 |
| 2015 | 8177 |
| 2016 | 8406 |
| 2017 | 8643 |
| 2018 | 8362 |
| 2019 | 8019 |
| 2020 | 7727 |
| 2021 | 6806 |
| 2022 | 4480 |
| 2023 | 4025 |
| 2024 | 1245 |