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Federal government websites often end in .gov or .mil. Before
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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1987 | 1 |
| 1988 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 1995 | 1 |
| 1996 | 1 |
| 1998 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2003 | 1 |
| 2004 | 1 |
| 2005 | 7 |
| 2006 | 32 |
| 2007 | 95 |
| 2008 | 384 |
| 2009 | 848 |
| 2010 | 1666 |
| 2011 | 1604 |
| 2012 | 1757 |
| 2013 | 1838 |
| 2014 | 1512 |
| 2015 | 778 |
| 2016 | 4072 |
| 2017 | 4881 |
| 2018 | 5642 |
| 2019 | 5855 |
| 2020 | 6860 |
| 2021 | 6921 |
| 2022 | 6011 |
| 2023 | 4173 |
| 2024 | 987 |