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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1947 | 6 |
| 1948 | 5 |
| 1949 | 6 |
| 1950 | 11 |
| 1951 | 11 |
| 1952 | 6 |
| 1953 | 11 |
| 1954 | 10 |
| 1955 | 2 |
| 1956 | 5 |
| 1957 | 11 |
| 1958 | 8 |
| 1959 | 14 |
| 1960 | 8 |
| 1961 | 12 |
| 1962 | 18 |
| 1963 | 42 |
| 1964 | 144 |
| 1965 | 179 |
| 1966 | 185 |
| 1967 | 222 |
| 1968 | 189 |
| 1969 | 221 |
| 1970 | 208 |
| 1971 | 264 |
| 1972 | 264 |
| 1973 | 286 |
| 1974 | 242 |
| 1975 | 235 |
| 1976 | 185 |
| 1977 | 179 |
| 1978 | 175 |
| 1979 | 174 |
| 1980 | 148 |
| 1981 | 155 |
| 1982 | 130 |
| 1983 | 145 |
| 1984 | 144 |
| 1985 | 118 |
| 1986 | 121 |
| 1987 | 113 |
| 1988 | 108 |
| 1989 | 88 |
| 1990 | 98 |
| 1991 | 112 |
| 1992 | 86 |
| 1993 | 107 |
| 1994 | 79 |
| 1995 | 84 |
| 1996 | 99 |
| 1997 | 92 |
| 1998 | 96 |
| 1999 | 102 |
| 2000 | 94 |
| 2001 | 109 |
| 2002 | 96 |
| 2003 | 107 |
| 2004 | 90 |
| 2005 | 95 |
| 2006 | 123 |
| 2007 | 113 |
| 2008 | 156 |
| 2009 | 126 |
| 2010 | 127 |
| 2011 | 128 |
| 2012 | 136 |
| 2013 | 128 |
| 2014 | 142 |
| 2015 | 143 |
| 2016 | 119 |
| 2017 | 144 |
| 2018 | 119 |
| 2019 | 133 |
| 2020 | 139 |
| 2021 | 128 |
| 2022 | 113 |
| 2023 | 80 |
| 2024 | 19 |