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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1860 | 1 |
| 1862 | 1 |
| 1875 | 1 |
| 1896 | 1 |
| 1917 | 23 |
| 1924 | 1 |
| 1925 | 1 |
| 1937 | 1 |
| 1938 | 1 |
| 1943 | 1 |
| 1945 | 1 |
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 8 |
| 1949 | 3 |
| 1950 | 5 |
| 1951 | 1 |
| 1952 | 2 |
| 1953 | 2 |
| 1954 | 3 |
| 1955 | 3 |
| 1956 | 5 |
| 1957 | 5 |
| 1958 | 3 |
| 1959 | 2 |
| 1960 | 3 |
| 1961 | 2 |
| 1962 | 6 |
| 1963 | 32 |
| 1964 | 34 |
| 1965 | 6 |
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 2 |
| 1969 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1973 | 1 |
| 1974 | 1 |
| 1977 | 1 |
| 1987 | 1 |
| 1994 | 1 |
| 1999 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2022 | 1 |
| 2024 | 0 |