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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 |
|---|---|
| 1949 | 1 |
| 1950 | 2 |
| 1952 | 1 |
| 1954 | 1 |
| 1955 | 3 |
| 1956 | 2 |
| 1957 | 3 |
| 1959 | 1 |
| 1965 | 1 |
| 1974 | 1 |
| 1977 | 2 |
| 1978 | 1 |
| 1982 | 1 |
| 1983 | 2 |
| 1984 | 2 |
| 1985 | 1 |
| 1987 | 1 |
| 1996 | 1 |
| 1997 | 1 |
| 2000 | 1 |
| 2009 | 2 |
| 2011 | 2 |
| 2012 | 3 |
| 2013 | 3 |
| 2014 | 3 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 0 |