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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 |
|---|---|
| 1946 | 2 |
| 1951 | 2 |
| 1952 | 1 |
| 1957 | 1 |
| 1961 | 1 |
| 1963 | 2 |
| 1965 | 1 |
| 1968 | 1 |
| 1975 | 3 |
| 1976 | 2 |
| 1978 | 2 |
| 1979 | 2 |
| 1980 | 2 |
| 1995 | 1 |
| 2005 | 1 |
| 2006 | 2 |
| 2009 | 1 |
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 1 |
| 2014 | 1 |
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 1 |