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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1960 | 1 |
| 1961 | 1 |
| 1965 | 2 |
| 1967 | 1 |
| 1969 | 2 |
| 1970 | 1 |
| 1972 | 4 |
| 1973 | 7 |
| 1974 | 1 |
| 1976 | 3 |
| 1977 | 3 |
| 1978 | 1 |
| 1980 | 2 |
| 1981 | 3 |
| 1983 | 1 |
| 1984 | 1 |
| 1988 | 1 |
| 1991 | 1 |
| 1992 | 3 |
| 2000 | 2 |
| 2001 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2024 | 0 |