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| Commodity | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $1,087,399 | $704,834 | $1,509,992 | $1,932,114 | $1,724,618 | $3,780,809 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | $865,262 | $821,638 | $1,311,639 | $1,258,234 | $639,486 | $988,171 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $389,873 | $490,914 | $624,033 | $317,750 | $371,412 | $1,363,362 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $34,818 | $31,036 | $84,732 | $29,717 | $129,113 | $118,836 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $6,803,889 | $11,670,968 | $16,024,715 | $12,232,131 | $14,465,844 | $13,026,149 |
| Parts of the appls. of 84.81 | $586,452 | $1,032,275 | $806,509 | $578,323 | $1,222,923 | $677,349 |
| Total | $9,767,693 | $14,751,665 | $20,361,620 | $16,348,269 | $18,553,396 | $19,954,676 |
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