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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Cast tube/pipe fittings (e.g., couplings, elbows, sleeves) of non-malleable ... | $332,670 | $417,534 | $1,524,114 | $1,897,423 | $1,049,498 | $1,709,980 | $2,016,986 |
| Cast tube/pipe fittings (e.g., couplings, elbows, sleeves) of iron (excl. n ... | $741,770 | $1,035,289 | $1,930,594 | $2,021,359 | $3,121,652 | $4,749,980 | $4,801,422 |
| Flanges of stainless steel | $3,518,649 | $5,319,234 | $9,897,745 | $8,942,165 | $3,038,622 | $2,175,125 | $4,559,461 |
| Threaded elbows, bends & sleeves of stainless steel | $418,989 | $718,181 | $706,918 | $2,281,329 | $4,225,356 | $1,413,779 | $3,175,945 |
| Butt welding fittings of stainless steel | $283,721 | $108,913 | $1,959,318 | $3,968,268 | $1,603,984 | $1,035,762 | $1,184,645 |
| Tube/pipe fittings of stainless steel (excl. of 7307.21-7307.23) | $1,976,840 | $2,412,802 | $2,439,667 | $3,307,379 | $3,391,166 | $1,895,418 | $5,575,016 |
| Flanges of iron/steel (excl. of cast iron/stainless steel) | $7,732,274 | $2,952,951 | $5,001,505 | $4,029,258 | $3,554,251 | $3,711,375 | $11,413,139 |
| Threaded elbows, bends & sleeves of iron/steel (excl. of cast iron/stainles ... | $425,240 | $1,010,827 | $1,096,199 | $1,354,772 | $1,175,523 | $1,552,651 | $3,754,675 |
| Butt welding fittings of iron/steel (excl. of cast iron/stainless steel) | $257,990 | $359,608 | $2,160,194 | $3,240,111 | $1,014,945 | $1,155,344 | $1,582,944 |
| Tube/pipe fittings of iron/steel (excl. cast iron/stainless steel; excl. of ... | $13,743,366 | $10,004,028 | $9,403,250 | $10,051,606 | $13,749,772 | $11,110,520 | $12,339,383 |
| Total | $29,431,509 | $24,339,367 | $36,119,504 | $41,093,670 | $35,924,769 | $30,509,934 | $50,403,616 |
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