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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 3 |
| 1949 | 2 |
| 1951 | 3 |
| 1952 | 4 |
| 1953 | 6 |
| 1954 | 8 |
| 1955 | 6 |
| 1956 | 2 |
| 1957 | 9 |
| 1958 | 6 |
| 1959 | 4 |
| 1960 | 10 |
| 1961 | 10 |
| 1962 | 6 |
| 1963 | 26 |
| 1964 | 22 |
| 1965 | 18 |
| 1966 | 6 |
| 1967 | 14 |
| 1968 | 12 |
| 1969 | 16 |
| 1970 | 16 |
| 1971 | 36 |
| 1972 | 96 |
| 1973 | 86 |
| 1974 | 83 |
| 1975 | 99 |
| 1976 | 67 |
| 1977 | 81 |
| 1978 | 66 |
| 1979 | 73 |
| 1980 | 74 |
| 1981 | 76 |
| 1982 | 65 |
| 1983 | 66 |
| 1984 | 95 |
| 1985 | 113 |
| 1986 | 116 |
| 1987 | 127 |
| 1988 | 115 |
| 1989 | 129 |
| 1990 | 154 |
| 1991 | 122 |
| 1992 | 138 |
| 1993 | 119 |
| 1994 | 114 |
| 1995 | 108 |
| 1996 | 111 |
| 1997 | 103 |
| 1998 | 128 |
| 1999 | 114 |
| 2000 | 98 |
| 2001 | 107 |
| 2002 | 92 |
| 2003 | 85 |
| 2004 | 134 |
| 2005 | 131 |
| 2006 | 142 |
| 2007 | 165 |
| 2008 | 131 |
| 2009 | 133 |
| 2010 | 165 |
| 2011 | 207 |
| 2012 | 196 |
| 2013 | 160 |
| 2014 | 171 |
| 2015 | 135 |
| 2016 | 121 |
| 2017 | 120 |
| 2018 | 103 |
| 2019 | 123 |
| 2020 | 93 |
| 2021 | 70 |
| 2022 | 56 |
| 2023 | 35 |
| 2024 | 38 |