The data describes the number of arms used during piracy attacks between 2008 and 2017, by type. In 2017, 44 knives were used by pirates during such attacks. Piracy is defined as an act of criminal violence or robbery at sea.
2008 | 139 | 68 | 80 | 6 |
2009 | 243 | 71 | 90 | 6 |
2010 | 243 | 88 | 108 | 6 |
2011 | 245 | 69 | 117 | 8 |
2012 | 113 | 73 | 104 | 7 |
2013 | 71 | 81 | 109 | 3 |
2014 | 62 | 83 | 93 | 7 |
2015 | 33 | 97 | 108 | 8 |
2016 | 48 | 44 | 96 | 3 |
2017 | 52 | 44 | 80 | 4 |