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The .gov means it’s official.
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 |
|---|---|
| 1958 | 1 |
| 1959 | 2 |
| 1962 | 1 |
| 1965 | 1 |
| 1997 | 4 |
| 2002 | 2 |
| 2005 | 2 |
| 2006 | 6 |
| 2007 | 8 |
| 2008 | 149 |
| 2009 | 483 |
| 2010 | 649 |
| 2011 | 893 |
| 2012 | 956 |
| 2013 | 1028 |
| 2014 | 1052 |
| 2015 | 1032 |
| 2016 | 1044 |
| 2017 | 1088 |
| 2018 | 1338 |
| 2019 | 1489 |
| 2020 | 1442 |
| 2021 | 1408 |
| 2022 | 1493 |
| 2023 | 1150 |
| 2024 | 1886 |
| 2025 | 1451 |