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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 |
|---|---|
| 1945 | 1 |
| 1946 | 2 |
| 1948 | 2 |
| 1949 | 4 |
| 1950 | 1 |
| 1953 | 2 |
| 1956 | 2 |
| 1964 | 1 |
| 1965 | 1 |
| 1967 | 2 |
| 1970 | 5 |
| 1971 | 3 |
| 1972 | 4 |
| 1973 | 3 |
| 1974 | 5 |
| 1975 | 7 |
| 1994 | 1 |
| 1997 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2005 | 1 |
| 2006 | 1 |
| 2007 | 1 |
| 2010 | 2 |
| 2011 | 1 |
| 2013 | 1 |
| 2017 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2023 | 1 |
| 2024 | 1 |