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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 1 |
| 1948 | 1 |
| 1953 | 3 |
| 1954 | 22 |
| 1955 | 75 |
| 1956 | 113 |
| 1957 | 107 |
| 1958 | 57 |
| 1959 | 63 |
| 1960 | 71 |
| 1961 | 45 |
| 1962 | 33 |
| 1963 | 33 |
| 1964 | 58 |
| 1965 | 100 |
| 1966 | 149 |
| 1967 | 170 |
| 1968 | 183 |
| 1969 | 179 |
| 1970 | 218 |
| 1971 | 194 |
| 1972 | 198 |
| 1973 | 170 |
| 1974 | 162 |
| 1975 | 157 |
| 1976 | 125 |
| 1977 | 131 |
| 1978 | 128 |
| 1979 | 128 |
| 1980 | 95 |
| 1981 | 103 |
| 1982 | 118 |
| 1983 | 114 |
| 1984 | 105 |
| 1985 | 139 |
| 1986 | 127 |
| 1987 | 94 |
| 1988 | 97 |
| 1989 | 96 |
| 1990 | 99 |
| 1991 | 95 |
| 1992 | 108 |
| 1993 | 72 |
| 1994 | 97 |
| 1995 | 75 |
| 1996 | 89 |
| 1997 | 72 |
| 1998 | 49 |
| 1999 | 58 |
| 2000 | 62 |
| 2001 | 60 |
| 2002 | 59 |
| 2003 | 58 |
| 2004 | 73 |
| 2005 | 68 |
| 2006 | 72 |
| 2007 | 89 |
| 2008 | 89 |
| 2009 | 65 |
| 2010 | 64 |
| 2011 | 74 |
| 2012 | 66 |
| 2013 | 67 |
| 2014 | 65 |
| 2015 | 68 |
| 2016 | 54 |
| 2017 | 65 |
| 2018 | 38 |
| 2019 | 46 |
| 2020 | 62 |
| 2021 | 40 |
| 2022 | 30 |
| 2023 | 17 |
| 2024 | 6 |