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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 | 2 |
| 1953 | 1 |
| 1957 | 1 |
| 1960 | 2 |
| 1962 | 4 |
| 1963 | 1 |
| 1964 | 3 |
| 1966 | 4 |
| 1967 | 2 |
| 1968 | 6 |
| 1969 | 1 |
| 1970 | 1 |
| 1971 | 4 |
| 1972 | 6 |
| 1973 | 5 |
| 1974 | 6 |
| 1976 | 4 |
| 1977 | 1 |
| 1981 | 2 |
| 1982 | 1 |
| 1983 | 2 |
| 1990 | 3 |
| 1991 | 1 |
| 1993 | 1 |
| 1998 | 1 |
| 2003 | 1 |
| 2006 | 1 |
| 2007 | 1 |
| 2010 | 2 |
| 2011 | 3 |
| 2019 | 1 |
| 2020 | 1 |
| 2024 | 0 |