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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cast tube/pipe fittings (e.g., couplings, elbows, sleeves) of non-malleable ... | $5,757,517 | $7,821,487 | $9,845,286 | $11,362,849 | $9,006,370 | $9,637,239 | $12,437,930 |
| Cast tube/pipe fittings (e.g., couplings, elbows, sleeves) of iron (excl. n ... | $33,442,429 | $25,706,684 | $18,504,479 | $19,724,863 | $12,272,142 | $18,330,649 | $44,396,683 |
| Flanges of stainless steel | $9,406,345 | $7,011,648 | $9,080,397 | $9,471,364 | $6,045,080 | $8,737,393 | $9,837,783 |
| Threaded elbows, bends & sleeves of stainless steel | $1,545,057 | $1,936,072 | $17,011,395 | $8,297,761 | $6,856,904 | $6,867,598 | $2,581,467 |
| Butt welding fittings of stainless steel | $395,093 | $660,140 | $1,304,125 | $1,119,181 | $312,904 | $884,467 | $855,854 |
| Tube/pipe fittings of stainless steel (excl. of 7307.21-7307.23) | $22,552,292 | $19,751,823 | $21,772,737 | $23,555,907 | $18,297,078 | $17,026,273 | $12,667,886 |
| Flanges of iron/steel (excl. of cast iron/stainless steel) | $451,213 | $730,657 | $808,049 | $1,054,776 | $2,166,941 | $1,796,960 | $3,385,163 |
| Threaded elbows, bends & sleeves of iron/steel (excl. of cast iron/stainles ... | $13,706,441 | $17,804,721 | $20,831,558 | $24,029,615 | $15,944,362 | $23,190,051 | $32,138,282 |
| Butt welding fittings of iron/steel (excl. of cast iron/stainless steel) | $12,416,618 | $11,420,241 | $16,583,686 | $21,106,406 | $10,215,642 | $9,464,076 | $12,127,956 |
| Tube/pipe fittings of iron/steel (excl. cast iron/stainless steel; excl. of ... | $24,204,537 | $27,242,856 | $29,429,451 | $33,888,174 | $21,089,403 | $23,202,362 | $33,223,007 |
| Total | $123,877,542 | $120,086,329 | $145,171,163 | $153,610,896 | $102,206,826 | $119,137,068 | $163,652,011 |
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