Commodity2005200620072008200920102011
Pressure-reducing valves for pipes/boiler shells/tanks/vats or the like$18,803$35,466 $47,402$900  
Valves for oleohydraulic/pneumatic transmissions for pipes/boiler shells/ta ...$7,994 $2,103 $22,633$28,795$30,528
Check (nonreturn) valves for pipes/boiler shells/tanks/vats or the like $24,153$47,295$33,183$219,040$24,155$71,167
Safety/relief valves for pipes/boiler shells/tanks/vats or the like$112,495$32,038$14,351 $300$2,291$25,559
Taps, cocks, valves & sim. appls. for pipes/boiler shells/tanks/vats or the ...$2,277,356$1,069,015$1,465,081$2,494,696$1,778,336$2,914,179$2,136,067
Parts of the appls. of 84.81$75,624$135,040$65,780 $1,999$32,892$99,612
Total$2,492,272$1,295,712$1,594,610$2,575,281$2,023,208$3,002,312$2,362,933