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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1938 | 2 |
| 1939 | 4 |
| 1942 | 1 |
| 1943 | 1 |
| 1945 | 1 |
| 1946 | 3 |
| 1947 | 5 |
| 1948 | 3 |
| 1949 | 1 |
| 1950 | 4 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 2 |
| 1954 | 6 |
| 1955 | 1 |
| 1956 | 1 |
| 1957 | 1 |
| 1958 | 2 |
| 1959 | 3 |
| 1960 | 1 |
| 1961 | 2 |
| 1963 | 1 |
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 2 |
| 1969 | 1 |
| 1970 | 1 |
| 1972 | 1 |
| 1973 | 2 |
| 1975 | 1 |
| 1976 | 4 |
| 1977 | 3 |
| 1979 | 1 |
| 1981 | 2 |
| 1984 | 1 |
| 1986 | 1 |
| 1987 | 2 |
| 1994 | 1 |
| 1996 | 1 |
| 2000 | 3 |
| 2001 | 1 |
| 2002 | 2 |
| 2003 | 1 |
| 2009 | 1 |
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 2 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 0 |