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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 1 |
| 1947 | 3 |
| 1948 | 3 |
| 1949 | 6 |
| 1950 | 6 |
| 1951 | 6 |
| 1952 | 1 |
| 1953 | 3 |
| 1954 | 5 |
| 1955 | 3 |
| 1956 | 4 |
| 1957 | 2 |
| 1959 | 6 |
| 1960 | 8 |
| 1961 | 6 |
| 1962 | 11 |
| 1963 | 17 |
| 1964 | 9 |
| 1965 | 8 |
| 1966 | 3 |
| 1967 | 7 |
| 1968 | 5 |
| 1969 | 3 |
| 1970 | 12 |
| 1971 | 4 |
| 1972 | 34 |
| 1973 | 58 |
| 1974 | 78 |
| 1975 | 91 |
| 1976 | 81 |
| 1977 | 116 |
| 1978 | 86 |
| 1979 | 78 |
| 1980 | 80 |
| 1981 | 85 |
| 1982 | 89 |
| 1983 | 83 |
| 1984 | 93 |
| 1985 | 109 |
| 1986 | 102 |
| 1987 | 115 |
| 1988 | 129 |
| 1989 | 137 |
| 1990 | 150 |
| 1991 | 157 |
| 1992 | 141 |
| 1993 | 141 |
| 1994 | 162 |
| 1995 | 139 |
| 1996 | 133 |
| 1997 | 149 |
| 1998 | 127 |
| 1999 | 142 |
| 2000 | 120 |
| 2001 | 111 |
| 2002 | 98 |
| 2003 | 124 |
| 2004 | 98 |
| 2005 | 122 |
| 2006 | 128 |
| 2007 | 124 |
| 2008 | 135 |
| 2009 | 164 |
| 2010 | 169 |
| 2011 | 227 |
| 2012 | 197 |
| 2013 | 186 |
| 2014 | 191 |
| 2015 | 145 |
| 2016 | 126 |
| 2017 | 118 |
| 2018 | 116 |
| 2019 | 108 |
| 2020 | 112 |
| 2021 | 112 |
| 2022 | 115 |
| 2023 | 40 |
| 2024 | 29 |