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Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
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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 |
|---|---|
| 1949 | 1 |
| 1950 | 2 |
| 1954 | 1 |
| 1955 | 1 |
| 1959 | 1 |
| 1964 | 1 |
| 1966 | 1 |
| 1972 | 2 |
| 1976 | 1 |
| 1978 | 1 |
| 1980 | 1 |
| 1991 | 5 |
| 1993 | 1 |
| 1996 | 3 |
| 1997 | 1 |
| 1998 | 2 |
| 1999 | 1 |
| 2007 | 1 |
| 2010 | 3 |
| 2013 | 2 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2023 | 4 |
| 2024 | 1 |