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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1954 | 2 |
| 1971 | 1 |
| 1972 | 1 |
| 1976 | 2 |
| 1977 | 2 |
| 1982 | 2 |
| 1983 | 1 |
| 1984 | 1 |
| 1985 | 2 |
| 1986 | 3 |
| 1987 | 4 |
| 1988 | 1 |
| 1989 | 4 |
| 1991 | 2 |
| 1992 | 6 |
| 1994 | 4 |
| 1995 | 1 |
| 2000 | 1 |
| 2003 | 1 |
| 2013 | 1 |
| 2016 | 2 |
| 2025 | 0 |