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| Commodity | 2008 | 2009 | 2010 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $5,313 | $15,523 | $32,502 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | $9,468 | $104 | $82 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $4,243 | $1,138 | $6,483 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $365 | $3,067 | $46,876 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $15,270 | $30,911 | $37,113 |
| Parts of the appls. of 84.81 | $1,005 | $4,195 | $7,207 |
| Total | $35,664 | $54,938 | $130,263 |
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