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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 4 |
| 1948 | 5 |
| 1949 | 4 |
| 1950 | 1 |
| 1951 | 4 |
| 1952 | 5 |
| 1953 | 7 |
| 1954 | 10 |
| 1955 | 14 |
| 1956 | 18 |
| 1957 | 8 |
| 1958 | 5 |
| 1959 | 15 |
| 1960 | 11 |
| 1961 | 9 |
| 1962 | 11 |
| 1963 | 3 |
| 1964 | 2 |
| 1965 | 3 |
| 1967 | 2 |
| 1971 | 3 |
| 1974 | 2 |
| 1976 | 1 |
| 1977 | 3 |
| 1979 | 1 |
| 1986 | 2 |
| 1987 | 1 |
| 1993 | 2 |
| 1995 | 2 |
| 1998 | 1 |
| 2002 | 1 |
| 2005 | 1 |
| 2010 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2024 | 0 |