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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1959 | 1 |
| 1963 | 1 |
| 1968 | 1 |
| 1973 | 1 |
| 1974 | 2 |
| 1977 | 1 |
| 1979 | 1 |
| 1983 | 1 |
| 1991 | 2 |
| 1992 | 5 |
| 1993 | 6 |
| 1994 | 4 |
| 1995 | 3 |
| 1996 | 1 |
| 1997 | 1 |
| 2006 | 1 |
| 2007 | 1 |
| 2008 | 3 |
| 2009 | 3 |
| 2012 | 1 |
| 2014 | 2 |
| 2024 | 0 |