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The .gov means it’s official.
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 |
|---|---|
| 1926 | 1 |
| 1944 | 2 |
| 1946 | 1 |
| 1951 | 1 |
| 1963 | 1 |
| 1965 | 1 |
| 1979 | 1 |
| 1992 | 1 |
| 1993 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 1 |
| 2005 | 1 |
| 2008 | 1 |
| 2009 | 1 |
| 2011 | 1 |
| 2012 | 4 |
| 2013 | 9 |
| 2014 | 13 |
| 2015 | 41 |
| 2016 | 70 |
| 2017 | 77 |
| 2018 | 78 |
| 2019 | 61 |
| 2020 | 53 |
| 2021 | 50 |
| 2022 | 60 |
| 2023 | 30 |