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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 |
|---|---|
| 1971 | 1 |
| 1984 | 1 |
| 1996 | 1 |
| 1997 | 3 |
| 1998 | 3 |
| 1999 | 12 |
| 2000 | 13 |
| 2001 | 19 |
| 2002 | 25 |
| 2003 | 24 |
| 2004 | 53 |
| 2005 | 36 |
| 2006 | 44 |
| 2007 | 62 |
| 2008 | 79 |
| 2009 | 79 |
| 2010 | 83 |
| 2011 | 96 |
| 2012 | 107 |
| 2013 | 109 |
| 2014 | 150 |
| 2015 | 177 |
| 2016 | 175 |
| 2017 | 166 |
| 2018 | 210 |
| 2019 | 213 |
| 2020 | 188 |
| 2021 | 176 |
| 2022 | 145 |
| 2023 | 136 |
| 2024 | 51 |