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The .gov means it’s official.
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 |
|---|---|
| 1979 | 6 |
| 1985 | 27 |
| 1988 | 4 |
| 1989 | 47 |
| 1997 | 1 |
| 2004 | 13 |
| 2007 | 8 |
| 2008 | 34 |
| 2009 | 54 |
| 2010 | 52 |
| 2011 | 62 |
| 2012 | 131 |
| 2013 | 155 |
| 2014 | 117 |
| 2015 | 152 |
| 2016 | 147 |
| 2017 | 124 |
| 2018 | 154 |
| 2019 | 174 |
| 2020 | 178 |
| 2021 | 141 |
| 2022 | 98 |
| 2023 | 106 |
| 2024 | 84 |