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| Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron and steel | $5,597,952,965 | $4,642,889,426 | $7,173,181,631 | $9,114,700,971 | $4,596,774,664 | $7,474,451,624 | $8,959,342,670 |
| Articles of iron or steel | $2,679,348,358 | $3,357,109,014 | $3,463,459,888 | $4,626,592,634 | $3,758,499,274 | $5,081,474,782 | $5,453,358,335 |
| Copper and articles thereof | $1,612,827,390 | $2,916,271,743 | $3,206,282,825 | $3,510,541,891 | $2,087,533,546 | $3,580,001,186 | $4,089,340,704 |
| Nickel and articles thereof | $61,550,755 | $73,587,230 | $115,758,429 | $107,117,219 | $54,818,061 | $95,569,783 | $104,360,437 |
| Aluminum and articles thereof | $1,378,167,926 | $1,857,792,811 | $2,058,484,136 | $2,446,284,188 | $1,497,208,531 | $2,317,827,402 | $2,612,367,142 |
| Lead and articles thereof | $89,847,155 | $125,819,239 | $218,837,999 | $179,349,260 | $153,121,307 | $241,445,871 | $272,497,702 |
| Zinc and articles thereof | $54,853,052 | $115,229,078 | $91,751,296 | $87,514,229 | $43,988,326 | $97,987,762 | $125,721,120 |
| Tin and articles thereof | $133,666,445 | $184,962,736 | $244,608,733 | $262,310,853 | $143,194,668 | $450,858,945 | $691,487,815 |
| Other base metals; cermets; articles thereof | $41,475,766 | $47,249,661 | $47,955,626 | $53,728,819 | $43,348,461 | $56,459,894 | $64,959,336 |
| Tools, implements, cutlery, spoons and forks, of base metal | $649,806,979 | $623,700,942 | $614,803,495 | $720,795,580 | $593,836,861 | $920,268,432 | $1,111,313,853 |
| Miscellaneous articles of base metal | $254,778,714 | $278,773,244 | $321,722,361 | $390,756,862 | $337,428,341 | $454,749,406 | $565,971,367 |
| Total | $12,554,275,505 | $14,223,385,124 | $17,556,846,419 | $21,499,692,506 | $13,309,752,040 | $20,771,095,087 | $24,050,720,481 |
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