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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 |
|---|---|
| 1955 | 1 |
| 1956 | 1 |
| 1960 | 1 |
| 1965 | 1 |
| 1969 | 1 |
| 1976 | 1 |
| 1986 | 1 |
| 1988 | 2 |
| 1996 | 1 |
| 1998 | 1 |
| 1999 | 2 |
| 2000 | 1 |
| 2006 | 1 |
| 2010 | 1 |
| 2011 | 1 |
| 2015 | 1 |
| 2017 | 1 |
| 2024 | 0 |