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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Radar app. | $5,279,674 | $1,984,498 | $4,537,626 | $1,366,933 | $4,634,466 | $3,969,813 | $500,295 |
| Radio navigational aid app. | $5,785,451 | $9,661,862 | $13,454,759 | $18,860,204 | $11,472,689 | $9,998,042 | $6,969,372 |
| Radio remote control app. | $789,547 | $569,828 | $854,125 | $1,459,638 | $1,076,247 | $402,592 | $1,385,127 |
| Total | $11,854,672 | $12,216,188 | $18,846,510 | $21,686,775 | $17,183,402 | $14,370,447 | $8,854,794 |
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