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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $18,250,745 | $19,700,754 | $25,353,384 | $44,322,665 | $44,206,425 | $38,806,270 | $34,845,371 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | $13,219,255 | $18,646,935 | $16,832,771 | $31,204,110 | $26,632,671 | $20,288,637 | $36,957,499 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $7,699,000 | $12,963,668 | $17,442,098 | $25,681,771 | $18,294,021 | $27,182,145 | $28,500,333 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $24,077,589 | $16,840,712 | $15,972,056 | $28,787,372 | $39,246,652 | $37,495,156 | $60,614,745 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $162,259,977 | $257,768,025 | $315,905,000 | $422,835,641 | $468,826,444 | $402,984,753 | $425,819,611 |
| Parts of the appls. of 84.81 | $120,575,709 | $135,868,729 | $162,836,822 | $187,435,505 | $190,824,475 | $197,059,091 | $197,071,561 |
| Total | $346,082,275 | $461,788,823 | $554,342,131 | $740,267,064 | $788,030,688 | $723,816,052 | $783,809,120 |
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