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| Commodity | 2005 | 2006 | 2007 | 2010 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $1,986,205 | $1,859,375 | $540,233 | $2,809,604 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | $131,742 | $59,268 | $208,113 | $500,267 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $249,562 | $200,583 | $93,512 | |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $404,386 | $2,444,390 | $259,694 | $1,092,535 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $3,647,085 | $6,406,265 | $12,189,264 | $11,779,748 |
| Parts of the appls. of 84.81 | $508,745 | $750,321 | $723,991 | $1,485,335 |
| Total | $6,927,725 | $11,720,202 | $14,014,807 | $17,667,489 |
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