|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Radar app. | $17,090 | $2,641 | $2,872 | $14,030 | $34,377 | | |
| Radio navigational aid app. | $2,599 | $2,480 | $22,537 | $45,992 | $40,839 | $24,244 | $61,388 |
| Radio remote control app. | $2,939 | $45,083 | $34,839 | $28,857 | $32,623 | $13,754 | $14,300 |
| Total | $22,628 | $50,204 | $60,248 | $88,879 | $107,839 | $37,998 | $75,688 |
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