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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Radar app. | $3,070,011 | $3,347,906 | $3,569,851 | $2,714,122 | $2,310,514 | $4,319,828 | $3,231,159 |
| Radio navigational aid app. | $16,385,074 | $10,558,224 | $17,727,319 | $13,569,189 | $4,407,484 | $4,138,421 | $4,358,833 |
| Radio remote control app. | $5,083,029 | $4,426,997 | $903,415 | $2,734,517 | $11,353,289 | $9,651,942 | $3,609,965 |
| Total | $24,538,114 | $18,333,127 | $22,200,585 | $19,017,828 | $18,071,287 | $18,110,191 | $11,199,957 |
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