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| Chapter | 2005 | 2006 | 2007 | 2008 | 2009 |
| Railway or tramway locomotives, rolling-stock and parts thereof | $469,154 | $464,719 | $456,292 | $2,059,488 | $957,230 |
| Vehicles other than railway or tramway rolling stock | $2,861,334 | $10,010,075 | $7,874,571 | $10,027,626 | $9,722,818 |
| Aircraft, spacecraft, and parts thereof | $18,823,351 | $65,199,475 | $46,864,765 | $38,156,841 | $7,652,184 |
| Ships, boats and floating structures | $14,923,939 | $5,702,442 | $813,202 | $681,936 | $3,775,211 |
| Total | $37,077,778 | $81,376,711 | $56,008,830 | $50,925,891 | $22,107,443 |
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