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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1949 | 1 |
| 1952 | 2 |
| 1956 | 2 |
| 1959 | 1 |
| 1961 | 1 |
| 1962 | 13 |
| 1963 | 65 |
| 1964 | 120 |
| 1965 | 109 |
| 1966 | 125 |
| 1967 | 157 |
| 1968 | 217 |
| 1969 | 297 |
| 1970 | 408 |
| 1971 | 451 |
| 1972 | 600 |
| 1973 | 651 |
| 1974 | 787 |
| 1975 | 816 |
| 1976 | 851 |
| 1977 | 887 |
| 1978 | 891 |
| 1979 | 1042 |
| 1980 | 1176 |
| 1981 | 1127 |
| 1982 | 1118 |
| 1983 | 1159 |
| 1984 | 1169 |
| 1985 | 1248 |
| 1986 | 1052 |
| 1987 | 1061 |
| 1988 | 1027 |
| 1989 | 959 |
| 1990 | 925 |
| 1991 | 996 |
| 1992 | 1110 |
| 1993 | 1134 |
| 1994 | 1148 |
| 1995 | 1287 |
| 1996 | 1235 |
| 1997 | 1351 |
| 1998 | 1488 |
| 1999 | 1358 |
| 2000 | 1533 |
| 2001 | 1593 |
| 2002 | 1698 |
| 2003 | 1691 |
| 2004 | 1720 |
| 2005 | 1773 |
| 2006 | 1911 |
| 2007 | 1892 |
| 2008 | 1917 |
| 2009 | 1941 |
| 2010 | 1948 |
| 2011 | 2219 |
| 2012 | 2073 |
| 2013 | 2135 |
| 2014 | 2142 |
| 2015 | 1969 |
| 2016 | 1715 |
| 2017 | 1662 |
| 2018 | 1689 |
| 2019 | 1731 |
| 2020 | 1842 |
| 2021 | 1605 |
| 2022 | 858 |
| 2023 | 574 |
| 2024 | 255 |