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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 25 |
| 1954 | 78 |
| 1955 | 113 |
| 1956 | 129 |
| 1957 | 145 |
| 1958 | 138 |
| 1959 | 122 |
| 1960 | 116 |
| 1961 | 130 |
| 1962 | 68 |
| 1963 | 1 |
| 1964 | 10 |
| 1965 | 15 |
| 1966 | 132 |
| 1967 | 190 |
| 1968 | 218 |
| 1969 | 248 |
| 1970 | 253 |
| 1971 | 310 |
| 1972 | 413 |
| 1973 | 360 |
| 1974 | 385 |
| 1975 | 380 |
| 1976 | 398 |
| 1977 | 411 |
| 1978 | 456 |
| 1979 | 527 |
| 1980 | 620 |
| 1981 | 637 |
| 1982 | 738 |
| 1983 | 695 |
| 1984 | 668 |
| 1985 | 690 |
| 1986 | 725 |
| 1987 | 647 |
| 1988 | 763 |
| 1989 | 717 |
| 1990 | 782 |
| 1991 | 767 |
| 1992 | 853 |
| 1993 | 798 |
| 1994 | 850 |
| 1995 | 908 |
| 1996 | 849 |
| 1997 | 842 |
| 1998 | 892 |
| 1999 | 826 |
| 2000 | 864 |
| 2001 | 779 |
| 2002 | 815 |
| 2003 | 749 |
| 2004 | 803 |
| 2005 | 874 |
| 2006 | 905 |
| 2007 | 890 |
| 2008 | 912 |
| 2009 | 966 |
| 2010 | 938 |
| 2011 | 961 |
| 2012 | 1005 |
| 2013 | 1159 |
| 2014 | 1146 |
| 2015 | 1159 |
| 2016 | 1045 |
| 2017 | 1052 |
| 2018 | 1082 |
| 2019 | 1013 |
| 2020 | 919 |
| 2021 | 628 |
| 2022 | 130 |
| 2023 | 47 |
| 2024 | 7 |