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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 |
|---|---|
| 1994 | 1 |
| 1997 | 4 |
| 1998 | 1 |
| 1999 | 5 |
| 2000 | 2 |
| 2001 | 9 |
| 2002 | 20 |
| 2003 | 40 |
| 2004 | 72 |
| 2005 | 151 |
| 2006 | 228 |
| 2007 | 228 |
| 2008 | 273 |
| 2009 | 353 |
| 2010 | 351 |
| 2011 | 430 |
| 2012 | 558 |
| 2013 | 692 |
| 2014 | 1082 |
| 2015 | 1190 |
| 2016 | 1401 |
| 2017 | 1577 |
| 2018 | 1687 |
| 2019 | 1952 |
| 2020 | 2399 |
| 2021 | 2586 |
| 2022 | 3095 |
| 2023 | 3014 |
| 2024 | 1280 |