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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1946 | 2 |
| 1951 | 32 |
| 1952 | 30 |
| 1953 | 17 |
| 1954 | 23 |
| 1955 | 19 |
| 1956 | 42 |
| 1957 | 36 |
| 1958 | 18 |
| 1959 | 8 |
| 1963 | 2 |
| 1964 | 5 |
| 1965 | 67 |
| 1966 | 186 |
| 1967 | 203 |
| 1968 | 201 |
| 1969 | 218 |
| 1970 | 225 |
| 1971 | 232 |
| 1972 | 222 |
| 1973 | 244 |
| 1974 | 238 |
| 1975 | 235 |
| 1976 | 238 |
| 1977 | 265 |
| 1978 | 212 |
| 1979 | 222 |
| 1980 | 178 |
| 1981 | 164 |
| 1982 | 156 |
| 1983 | 194 |
| 1984 | 262 |
| 1985 | 285 |
| 1986 | 284 |
| 1987 | 308 |
| 1988 | 282 |
| 1989 | 261 |
| 1990 | 230 |
| 1991 | 224 |
| 1992 | 235 |
| 1993 | 255 |
| 1994 | 194 |
| 1995 | 194 |
| 1996 | 126 |
| 1997 | 133 |
| 1998 | 133 |
| 1999 | 122 |
| 2000 | 108 |
| 2001 | 86 |
| 2002 | 91 |
| 2003 | 112 |
| 2004 | 89 |
| 2005 | 76 |
| 2006 | 79 |
| 2007 | 86 |
| 2008 | 85 |
| 2009 | 69 |
| 2010 | 73 |
| 2011 | 56 |
| 2012 | 64 |
| 2013 | 57 |
| 2014 | 54 |
| 2015 | 59 |
| 2016 | 61 |
| 2017 | 61 |
| 2018 | 59 |
| 2019 | 45 |
| 2020 | 39 |
| 2021 | 30 |
| 2022 | 2 |
| 2024 | 0 |