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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $3,908 | $378 | $3,840 | | $24,524 | $267,208 | $201,234 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | | $7,991 | $2,641 | | $996 | $16,505 | $18,725 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $1,002 | $12,081 | $246 | $8,843 | | | |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $34,426 | $219,620 | $478,670 | $851,160 | $1,502,471 | $845,406 | $297,303 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $114,073 | $29,833 | $636,113 | $207,374 | $246,600 | $310,079 | $398,846 |
| Parts of the appls. of 84.81 | $46,955 | $3,003 | $8,353 | | $8,948 | | $36,591 |
| Total | $200,364 | $272,906 | $1,129,863 | $1,067,377 | $1,783,539 | $1,439,198 | $952,699 |
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