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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1928 | 1 |
| 1946 | 2 |
| 1947 | 3 |
| 1948 | 3 |
| 1949 | 3 |
| 1950 | 1 |
| 1951 | 1 |
| 1952 | 4 |
| 1953 | 3 |
| 1954 | 4 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 2 |
| 1958 | 2 |
| 1959 | 1 |
| 1962 | 1 |
| 1963 | 2 |
| 1964 | 1 |
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 1 |
| 1969 | 2 |
| 1972 | 1 |
| 1973 | 1 |
| 1974 | 2 |
| 1978 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1982 | 1 |
| 1984 | 1 |
| 1988 | 1 |
| 1994 | 1 |
| 2002 | 1 |
| 2004 | 1 |
| 2005 | 2 |
| 2007 | 1 |
| 2008 | 1 |
| 2011 | 3 |
| 2012 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2020 | 1 |
| 2024 | 0 |