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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 |
|---|---|
| 1990 | 1 |
| 1993 | 1 |
| 1997 | 1 |
| 1998 | 1 |
| 1999 | 3 |
| 2000 | 6 |
| 2001 | 9 |
| 2002 | 10 |
| 2003 | 32 |
| 2004 | 36 |
| 2005 | 69 |
| 2006 | 83 |
| 2007 | 105 |
| 2008 | 143 |
| 2009 | 146 |
| 2010 | 168 |
| 2011 | 195 |
| 2012 | 229 |
| 2013 | 358 |
| 2014 | 487 |
| 2015 | 561 |
| 2016 | 619 |
| 2017 | 591 |
| 2018 | 616 |
| 2019 | 652 |
| 2020 | 652 |
| 2021 | 667 |
| 2022 | 753 |
| 2023 | 702 |
| 2024 | 280 |