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| Commodity | 2006 | 2007 | 2008 | 2009 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $265,308 | $284,389 | $2,091 | $413,829 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | $64,101 | $7,579 | | $8,294 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $192,928 | $529,996 | $205 | $39,447 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $44,260 | $416,891 | $429,342 | $194,840 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $889,756 | $647,074 | $1,009,960 | $370,515 |
| Parts of the appls. of 84.81 | $136,781 | $657,497 | $131,701 | $541,172 |
| Total | $1,593,134 | $2,543,426 | $1,573,299 | $1,568,097 |
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