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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 |
|---|---|
| 1999 | 254 |
| 2000 | 1099 |
| 2001 | 1087 |
| 2002 | 1191 |
| 2003 | 1278 |
| 2004 | 1253 |
| 2005 | 1477 |
| 2006 | 1527 |
| 2007 | 1501 |
| 2008 | 1403 |
| 2009 | 1434 |
| 2010 | 1614 |
| 2011 | 1823 |
| 2012 | 1694 |
| 2013 | 1735 |
| 2014 | 1729 |
| 2015 | 1663 |
| 2016 | 1751 |
| 2017 | 1805 |
| 2018 | 1970 |
| 2019 | 2257 |
| 2020 | 1976 |
| 2021 | 1935 |
| 2022 | 1831 |
| 2023 | 1822 |
| 2024 | 878 |