Commodity200520062007200820092010
Artificial guts (sausage casings) of hardened protein/of cellulosic mats$84,555$21,025$31,175$1,983$1,222$6,813
Tubes, pipes & hoses, rigid, of polymers of vinyl chloride$45,687$29,544$62,103 $17,263$15,127
Tubes, pipes & hoses, rigid, of plastics n.e.s. in 39.17 $207    
Flexible tubes, pipes & hoses of plastics, having a minimum burst pressure ...    $5,537 
Tubes, pipes & hoses of plastics (excl. of 3917.31), not reinf./othw. combi ...$27,780$65,627$47,837$61,268$106,536$53,312
Fittings (e.g., joints, elbows, flanges) for tubes, pipes & hoses, of plast ...$720$349$5,179$3,437$713$222
Total$158,742$116,752$146,294$66,688$131,271$75,474