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and transmitted securely.
Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1953 | 1 |
| 1955 | 1 |
| 1958 | 3 |
| 1960 | 4 |
| 1961 | 1 |
| 1962 | 3 |
| 1963 | 4 |
| 1964 | 1 |
| 1966 | 2 |
| 1967 | 2 |
| 1968 | 6 |
| 1969 | 4 |
| 1970 | 2 |
| 1971 | 4 |
| 1972 | 4 |
| 1974 | 1 |
| 1975 | 2 |
| 1976 | 1 |
| 1977 | 2 |
| 1979 | 2 |
| 1980 | 2 |
| 1981 | 1 |
| 1982 | 4 |
| 1983 | 4 |
| 1984 | 2 |
| 1987 | 2 |
| 1990 | 1 |
| 1996 | 1 |
| 2003 | 1 |
| 2010 | 1 |
| 2011 | 2 |
| 2012 | 2 |
| 2013 | 4 |
| 2014 | 3 |
| 2015 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |