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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1939 | 1 |
| 1954 | 2 |
| 1957 | 2 |
| 1965 | 1 |
| 1966 | 1 |
| 1967 | 1 |
| 1968 | 1 |
| 1969 | 2 |
| 1970 | 2 |
| 1971 | 4 |
| 1972 | 2 |
| 1975 | 1 |
| 1980 | 1 |
| 1981 | 1 |
| 1982 | 2 |
| 1983 | 1 |
| 1984 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1992 | 1 |
| 1995 | 1 |
| 1997 | 1 |
| 1998 | 1 |
| 1999 | 1 |
| 2001 | 1 |
| 2006 | 4 |
| 2007 | 2 |
| 2008 | 16 |
| 2009 | 23 |
| 2012 | 1 |
| 2016 | 2 |
| 2017 | 1 |
| 2021 | 1 |
| 2024 | 0 |