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| Commodity | 2005 | 2006 | 2010 |
| Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like | $41,944,473 | $9,008,330 | $70,093,416 |
| Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ... | $51,683,924 | $13,296,121 | $87,030,651 |
| Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like | $18,928,561 | $3,176,445 | $20,454,945 |
| Safety/relief valves for pipes/boiler shells/tanks/vats or the like | $33,666,079 | $2,898,516 | $31,454,919 |
| Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ... | $96,513,347 | $22,745,674 | $164,258,430 |
| Parts of the appls. of 84.81 | $24,647,503 | $8,580,091 | $47,580,725 |
| Total | $267,383,887 | $59,705,177 | $420,873,086 |
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