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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1947 | 1 |
| 1954 | 2 |
| 1957 | 1 |
| 1958 | 2 |
| 1968 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1979 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1983 | 2 |
| 1985 | 1 |
| 1986 | 1 |
| 1988 | 3 |
| 1989 | 1 |
| 1994 | 1 |
| 1997 | 3 |
| 1998 | 2 |
| 2002 | 1 |
| 2003 | 2 |
| 2004 | 1 |
| 2005 | 2 |
| 2007 | 12 |
| 2008 | 29 |
| 2009 | 19 |
| 2010 | 1 |
| 2012 | 1 |
| 2021 | 1 |
| 2025 | 0 |