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Federal government websites often end in .gov or .mil. Before
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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 |
|---|---|
| 1846 | 1 |
| 1851 | 1 |
| 1872 | 1 |
| 1949 | 2 |
| 1952 | 2 |
| 1954 | 1 |
| 1955 | 1 |
| 1956 | 1 |
| 1967 | 3 |
| 1968 | 1 |
| 1970 | 2 |
| 1972 | 1 |
| 1974 | 1 |
| 1975 | 1 |
| 1976 | 2 |
| 1980 | 1 |
| 1982 | 1 |
| 1983 | 2 |
| 1993 | 1 |
| 2013 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2018 | 1 |
| 2020 | 3 |
| 2021 | 3 |
| 2023 | 1 |
| 2024 | 0 |