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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1945 | 5 |
| 1946 | 8 |
| 1947 | 10 |
| 1948 | 5 |
| 1949 | 10 |
| 1950 | 20 |
| 1951 | 10 |
| 1952 | 15 |
| 1953 | 8 |
| 1954 | 15 |
| 1955 | 16 |
| 1956 | 21 |
| 1957 | 21 |
| 1958 | 17 |
| 1959 | 16 |
| 1960 | 20 |
| 1961 | 15 |
| 1962 | 28 |
| 1963 | 45 |
| 1964 | 94 |
| 1965 | 48 |
| 1966 | 55 |
| 1967 | 62 |
| 1968 | 75 |
| 1969 | 83 |
| 1970 | 103 |
| 1971 | 107 |
| 1972 | 116 |
| 1973 | 152 |
| 1974 | 157 |
| 1975 | 150 |
| 1976 | 138 |
| 1977 | 180 |
| 1978 | 98 |
| 1979 | 98 |
| 1980 | 79 |
| 1981 | 92 |
| 1982 | 74 |
| 1983 | 87 |
| 1984 | 126 |
| 1985 | 121 |
| 1986 | 144 |
| 1987 | 140 |
| 1988 | 160 |
| 1989 | 187 |
| 1990 | 186 |
| 1991 | 182 |
| 1992 | 174 |
| 1993 | 225 |
| 1994 | 242 |
| 1995 | 183 |
| 1996 | 188 |
| 1997 | 206 |
| 1998 | 131 |
| 1999 | 126 |
| 2000 | 164 |
| 2001 | 138 |
| 2002 | 114 |
| 2003 | 124 |
| 2004 | 103 |
| 2005 | 142 |
| 2006 | 142 |
| 2007 | 115 |
| 2008 | 117 |
| 2009 | 113 |
| 2010 | 119 |
| 2011 | 102 |
| 2012 | 105 |
| 2013 | 99 |
| 2014 | 89 |
| 2015 | 78 |
| 2016 | 72 |
| 2017 | 68 |
| 2018 | 65 |
| 2019 | 69 |
| 2020 | 53 |
| 2021 | 38 |
| 2022 | 36 |
| 2023 | 21 |
| 2024 | 5 |