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and transmitted securely.
Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1951 | 1 |
| 1963 | 2 |
| 1964 | 1 |
| 1965 | 1 |
| 1966 | 3 |
| 1967 | 1 |
| 1968 | 4 |
| 1969 | 5 |
| 1970 | 4 |
| 1972 | 3 |
| 1973 | 2 |
| 1975 | 7 |
| 1976 | 3 |
| 1977 | 4 |
| 1978 | 2 |
| 1979 | 4 |
| 1982 | 3 |
| 1990 | 1 |
| 1993 | 1 |
| 2003 | 2 |
| 2006 | 1 |
| 2007 | 2 |
| 2008 | 2 |
| 2009 | 2 |
| 2010 | 3 |
| 2011 | 2 |
| 2016 | 1 |
| 2017 | 5 |
| 2019 | 2 |
| 2020 | 1 |
| 2026 | 0 |