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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1928 | 3 |
| 1938 | 1 |
| 1946 | 1 |
| 1947 | 2 |
| 1948 | 1 |
| 1949 | 3 |
| 1950 | 1 |
| 1951 | 3 |
| 1952 | 1 |
| 1953 | 4 |
| 1955 | 2 |
| 1957 | 1 |
| 1960 | 1 |
| 1964 | 2 |
| 1965 | 1 |
| 1977 | 1 |
| 1978 | 2 |
| 1979 | 1 |
| 1980 | 5 |
| 1981 | 1 |
| 1982 | 1 |
| 1989 | 1 |
| 1992 | 1 |
| 1994 | 1 |
| 1998 | 1 |
| 1999 | 1 |
| 2000 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2023 | 0 |