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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 |
|---|---|
| 1992 | 1 |
| 1993 | 6 |
| 1995 | 1 |
| 1998 | 32 |
| 1999 | 27 |
| 2000 | 54 |
| 2001 | 61 |
| 2002 | 100 |
| 2003 | 98 |
| 2004 | 100 |
| 2005 | 97 |
| 2006 | 96 |
| 2007 | 129 |
| 2008 | 171 |
| 2009 | 171 |
| 2010 | 204 |
| 2011 | 192 |
| 2012 | 186 |
| 2013 | 153 |
| 2014 | 229 |
| 2015 | 280 |
| 2016 | 265 |
| 2017 | 237 |
| 2018 | 276 |
| 2019 | 239 |
| 2020 | 237 |
| 2021 | 262 |
| 2022 | 170 |
| 2023 | 156 |
| 2024 | 93 |