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| Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron and steel | $6,516,929,140 | $6,623,314,880 | $7,767,723,014 | $11,189,721,189 | $5,219,144,125 | $6,925,257,577 | $10,369,305,963 |
| Articles of iron or steel | $1,149,079,204 | $1,336,144,340 | $1,460,935,229 | $2,085,911,477 | $1,623,641,812 | $1,309,277,386 | $1,579,915,548 |
| Copper and articles thereof | $421,787,759 | $966,043,064 | $1,042,508,595 | $997,097,424 | $594,774,356 | $659,721,487 | $926,975,317 |
| Nickel and articles thereof | $254,277,538 | $321,523,657 | $569,205,707 | $351,009,506 | $219,918,396 | $429,681,836 | $600,939,271 |
| Aluminum and articles thereof | $1,871,697,281 | $2,723,001,629 | $2,924,131,195 | $2,664,398,784 | $1,600,842,560 | $1,653,487,335 | $1,640,230,130 |
| Lead and articles thereof | $889,872 | $763,231 | $4,488,846 | $1,761,348 | $644,856 | $1,334,544 | $2,153,036 |
| Zinc and articles thereof | $96,548,529 | $215,179,457 | $160,378,418 | $89,796,943 | $98,159,328 | $141,321,630 | $181,319,700 |
| Tin and articles thereof | $42,421,173 | $41,405,661 | $82,934,442 | $111,639,286 | $48,812,953 | $31,945,270 | $105,184,804 |
| Other base metals; cermets; articles thereof | $52,161,785 | $59,480,780 | $69,110,451 | $104,880,081 | $59,186,996 | $113,975,950 | $156,954,838 |
| Tools, implements, cutlery, spoons and forks, of base metal | $371,848,811 | $369,714,950 | $445,568,886 | $477,638,269 | $377,259,893 | $450,996,532 | $566,133,835 |
| Miscellaneous articles of base metal | $177,461,851 | $234,505,549 | $268,338,254 | $348,153,331 | $673,070,038 | $877,497,955 | $866,433,506 |
| Total | $10,955,102,943 | $12,891,077,198 | $14,795,323,037 | $18,422,007,638 | $10,515,455,313 | $12,594,497,502 | $16,995,545,948 |
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