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| Commodity | 2005 | 2006 | 2007 | 2008 | 2010 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $113,690,558 | $255,729,941 | $501,167,594 | $531,999,051 | $137,295,621 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | $3,694,758 | $3,016,567 | $18,027,363 | $22,500,605 | $11,967,041 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $18,050,008 | $30,380,647 | $12,303,062 | $19,007,064 | $17,664,669 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $19,314,748 | $24,030,209 | $41,766,419 | $82,320,801 | $52,107,332 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $28,141,035 | $54,458,325 | $89,700,234 | $149,050,505 | $188,842,470 |
| Parts of the appls. of 84.81 | $7,827,790 | $6,807,543 | $24,148,738 | $54,813,429 | $84,627,069 |
| Total | $190,718,897 | $374,423,232 | $687,113,410 | $859,691,455 | $492,504,202 |
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