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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $18,688 | $995 | $32,692 | $6,287 | $65 | $1,169 | $2,523 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | | | $285 | $3,280 | $101,974 | $192 | $1,911 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $1,472 | | | | $180,653 | | $4,238 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $392,311 | | $27,033 | $33,043 | | $97 | $62,670 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | | $9,033 | $158,559 | $84,070 | $327,347 | $265,117 | $169,926 |
| Parts of the appls. of 84.81 | | $21,856 | $1 | $7,361 | $8,794 | $734,186 | $12,609 |
| Total | $412,471 | $31,884 | $218,570 | $134,041 | $618,833 | $1,000,761 | $253,877 |
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