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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1929 | 1 |
| 1931 | 1 |
| 1941 | 1 |
| 1942 | 1 |
| 1946 | 3 |
| 1947 | 1 |
| 1948 | 5 |
| 1949 | 5 |
| 1950 | 1 |
| 1951 | 2 |
| 1952 | 1 |
| 1955 | 3 |
| 1956 | 1 |
| 1959 | 3 |
| 1960 | 2 |
| 1961 | 1 |
| 1962 | 5 |
| 1963 | 9 |
| 1964 | 11 |
| 1965 | 11 |
| 1966 | 4 |
| 1967 | 7 |
| 1969 | 2 |
| 1970 | 1 |
| 1971 | 2 |
| 1973 | 2 |
| 1974 | 1 |
| 1976 | 1 |
| 1979 | 1 |
| 1985 | 3 |
| 1986 | 2 |
| 1987 | 2 |
| 1990 | 1 |
| 1996 | 2 |
| 1998 | 1 |
| 1999 | 1 |
| 2000 | 2 |
| 2002 | 1 |
| 2008 | 2 |
| 2009 | 1 |
| 2010 | 1 |
| 2016 | 1 |
| 2025 | 0 |