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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 |
|---|---|
| 1977 | 1 |
| 1978 | 1 |
| 1979 | 2 |
| 1981 | 1 |
| 1984 | 2 |
| 1988 | 1 |
| 1990 | 1 |
| 1992 | 4 |
| 1993 | 1 |
| 1995 | 1 |
| 1996 | 1 |
| 1998 | 1 |
| 1999 | 1 |
| 2000 | 2 |
| 2006 | 2 |
| 2009 | 1 |
| 2011 | 2 |
| 2014 | 5 |
| 2015 | 3 |
| 2016 | 1 |
| 2019 | 3 |
| 2020 | 1 |
| 2026 | 0 |