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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 |
|---|---|
| 1981 | 1 |
| 1988 | 1 |
| 1994 | 1 |
| 1995 | 1 |
| 1998 | 1 |
| 2000 | 1 |
| 2001 | 1 |
| 2002 | 3 |
| 2003 | 7 |
| 2004 | 17 |
| 2005 | 12 |
| 2006 | 12 |
| 2007 | 28 |
| 2008 | 38 |
| 2009 | 48 |
| 2010 | 61 |
| 2011 | 78 |
| 2012 | 78 |
| 2013 | 103 |
| 2014 | 141 |
| 2015 | 140 |
| 2016 | 145 |
| 2017 | 165 |
| 2018 | 187 |
| 2019 | 194 |
| 2020 | 215 |
| 2021 | 258 |
| 2022 | 228 |
| 2023 | 207 |
| 2024 | 200 |
| 2025 | 58 |