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| Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron and steel | $4,603,364,709 | $4,624,632,493 | $6,557,179,770 | $8,258,944,299 | $4,705,804,124 | $6,942,370,482 | $6,979,220,846 |
| Articles of iron or steel | $740,321,048 | $839,797,744 | $1,014,914,171 | $1,275,208,167 | $897,312,961 | $1,114,505,518 | $1,144,567,277 |
| Copper and articles thereof | $282,519,547 | $647,582,667 | $864,019,092 | $710,117,597 | $486,268,172 | $683,379,736 | $807,657,309 |
| Nickel and articles thereof | $247,974,139 | $298,736,807 | $466,665,526 | $307,841,549 | $287,870,656 | $436,071,516 | $339,218,757 |
| Aluminum and articles thereof | $1,720,336,462 | $2,167,169,303 | $2,303,769,431 | $2,179,139,149 | $1,523,796,215 | $1,963,724,825 | $2,226,626,587 |
| Lead and articles thereof | $10,237,454 | $11,775,373 | $18,015,900 | $33,315,109 | $23,141,806 | $19,196,820 | $45,204,820 |
| Zinc and articles thereof | $25,359,081 | $39,287,945 | $46,136,912 | $23,754,756 | $25,191,283 | $39,123,171 | $22,561,960 |
| Tin and articles thereof | $3,169,775 | $2,064,747 | $894,078 | $1,863,471 | $696,172 | $1,065,770 | $913,671 |
| Other base metals; cermets; articles thereof | $66,361,732 | $145,583,818 | $102,973,802 | $133,855,723 | $72,409,292 | $96,213,908 | $112,820,276 |
| Tools, implements, cutlery, spoons and forks, of base metal | $72,260,368 | $71,622,796 | $84,541,840 | $83,656,940 | $61,743,260 | $74,090,946 | $94,182,630 |
| Miscellaneous articles of base metal | $59,170,857 | $53,212,835 | $59,140,333 | $73,355,631 | $67,076,022 | $76,040,281 | $79,485,000 |
| Total | $7,831,075,172 | $8,901,466,528 | $11,518,250,855 | $13,081,052,391 | $8,151,309,963 | $11,445,782,973 | $11,852,459,133 |
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