|
| Commodity | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Radar app. | $2,500 | $186,129 | $9,139 | $50,049 | $4,800 | $170,496 |
| Radio navigational aid app. | $3,810 | | $350 | $3,364 | $16,665 | $3,500 |
| Radio remote control app. | $1,787 | $250 | $25,756 | $98 | | $866 |
| Total | $8,097 | $186,379 | $35,245 | $53,511 | $21,465 | $174,862 |
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