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The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
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The https:// ensures that you are connecting to the
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and transmitted securely.
Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1927 | 1 |
| 1933 | 1 |
| 1948 | 1 |
| 1949 | 1 |
| 1951 | 1 |
| 1952 | 7 |
| 1953 | 1 |
| 1954 | 1 |
| 1955 | 2 |
| 1956 | 3 |
| 1959 | 2 |
| 1960 | 1 |
| 1961 | 2 |
| 1962 | 1 |
| 1965 | 1 |
| 1968 | 1 |
| 1983 | 2 |
| 1984 | 1 |
| 1988 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2003 | 1 |
| 2007 | 2 |
| 2017 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2026 | 0 |