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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1952 | 3 |
| 1953 | 1 |
| 1954 | 2 |
| 1955 | 1 |
| 1957 | 2 |
| 1958 | 2 |
| 1965 | 1 |
| 1973 | 1 |
| 1975 | 1 |
| 1978 | 1 |
| 1980 | 1 |
| 1983 | 1 |
| 1988 | 2 |
| 1990 | 2 |
| 1991 | 1 |
| 2002 | 1 |
| 2004 | 1 |
| 2009 | 1 |
| 2010 | 2 |
| 2015 | 1 |
| 2016 | 1 |
| 2025 | 0 |