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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 |
|---|---|
| 1997 | 31 |
| 1998 | 95 |
| 1999 | 212 |
| 2000 | 476 |
| 2001 | 645 |
| 2002 | 624 |
| 2003 | 731 |
| 2004 | 1133 |
| 2005 | 1774 |
| 2006 | 2005 |
| 2007 | 2096 |
| 2008 | 2390 |
| 2009 | 2456 |
| 2010 | 2523 |
| 2011 | 2350 |
| 2012 | 2207 |
| 2013 | 2126 |
| 2014 | 1937 |
| 2015 | 1896 |
| 2016 | 1693 |
| 2017 | 1614 |
| 2018 | 1391 |
| 2019 | 1179 |
| 2020 | 900 |
| 2021 | 701 |
| 2022 | 391 |
| 2023 | 247 |
| 2024 | 97 |