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| Commodity | 2009 | 2010 | 2011 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $44,091 | $52,423 | $22,125 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | $80,708 | $84,904 | $92,146 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $15,507 | $14,649 | $184,100 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $104,115 | $241,939 | $2,035,470 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $3,209,146 | $3,998,187 | $4,100,495 |
| Parts of the appls. of 84.81 | $430,023 | $1,615,239 | $3,438,315 |
| Total | $3,883,590 | $6,007,341 | $9,872,651 |
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