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| Commodity | 2009 | 2010 | 2011 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $4,618,703 | $1,356,669 | $1,420,190 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | | $293,280 | $358,021 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | | $221,021 | $91,800 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | | $735,615 | $271,749 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | | $1,365,937 | $2,265,995 |
| Parts of the appls. of 84.81 | | $142,543 | $114,641 |
| Total | $4,618,703 | $4,115,065 | $4,522,396 |
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