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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $19,713,508 | $38,226,164 | $53,081,123 | $62,805,501 | $40,013,120 | $60,790,104 | $75,663,476 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | $37,003,256 | $47,907,694 | $66,323,041 | $90,149,888 | $40,783,608 | $53,578,974 | $81,682,123 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $9,184,596 | $11,889,942 | $17,507,273 | $19,186,628 | $14,266,264 | $15,010,122 | $20,224,647 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $24,876,413 | $30,900,461 | $32,151,354 | $31,938,365 | $21,667,242 | $27,074,896 | $33,973,012 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $260,151,681 | $299,457,345 | $374,812,866 | $395,967,393 | $315,171,016 | $360,646,016 | $464,862,017 |
| Parts of the appls. of 84.81 | $177,122,569 | $208,794,878 | $261,701,034 | $260,703,377 | $186,360,768 | $245,808,811 | $309,883,531 |
| Total | $528,052,023 | $637,176,484 | $805,576,691 | $860,751,152 | $618,262,018 | $762,908,923 | $986,288,806 |
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