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Federal government websites often end in .gov or .mil. Before
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and transmitted securely.
Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1987 | 1 |
| 1989 | 1 |
| 1990 | 1 |
| 1993 | 1 |
| 1995 | 1 |
| 1996 | 3 |
| 1997 | 3 |
| 1998 | 10 |
| 1999 | 13 |
| 2000 | 16 |
| 2001 | 13 |
| 2002 | 20 |
| 2003 | 21 |
| 2004 | 37 |
| 2005 | 50 |
| 2006 | 84 |
| 2007 | 104 |
| 2008 | 247 |
| 2009 | 349 |
| 2010 | 446 |
| 2011 | 687 |
| 2012 | 1189 |
| 2013 | 1425 |
| 2014 | 1488 |
| 2015 | 1276 |
| 2016 | 1330 |
| 2017 | 1101 |
| 2018 | 977 |
| 2019 | 1262 |
| 2020 | 1224 |
| 2021 | 955 |
| 2022 | 863 |
| 2023 | 628 |
| 2024 | 172 |