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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $7,144,219 | $7,550,145 | $8,789,928 | $37,600,460 | $38,971,566 | $23,540,613 | $17,899,150 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | $2,674,785 | $2,051,837 | $4,887,591 | $18,601,312 | $17,400,360 | $24,206,875 | $16,563,262 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $998,175 | $1,146,789 | $1,849,665 | $13,493,462 | $9,302,053 | $9,664,250 | $10,155,001 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $3,587,493 | $6,213,240 | $6,463,461 | $15,888,654 | $20,460,573 | $12,310,938 | $6,810,023 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $73,162,338 | $72,056,307 | $105,261,846 | $299,109,819 | $256,696,013 | $199,423,628 | $204,467,116 |
| Parts of the appls. of 84.81 | $9,959,813 | $11,650,523 | $10,364,168 | $24,761,051 | $19,491,828 | $21,425,636 | $27,146,701 |
| Total | $97,526,823 | $100,668,841 | $137,616,659 | $409,454,758 | $362,322,393 | $290,571,940 | $283,041,253 |
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