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The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
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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 |
| 1958 | 1 |
| 1970 | 1 |
| 1971 | 1 |
| 1973 | 1 |
| 1979 | 1 |
| 1980 | 3 |
| 1981 | 3 |
| 1986 | 1 |
| 1987 | 2 |
| 1988 | 1 |
| 1989 | 2 |
| 1990 | 1 |
| 1994 | 1 |
| 1995 | 1 |
| 2008 | 2 |
| 2013 | 1 |
| 2024 | 0 |