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| Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron and steel | $1,614,150,273 | $2,015,894,315 | $2,709,853,928 | $3,581,006,296 | $1,566,439,837 | $2,332,798,812 | $3,229,370,968 |
| Articles of iron or steel | $3,881,652,555 | $4,550,298,776 | $5,884,834,708 | $7,055,026,601 | $4,636,385,519 | $5,000,035,719 | $6,765,090,993 |
| Copper and articles thereof | $276,273,084 | $527,182,687 | $634,988,953 | $600,441,450 | $640,725,856 | $930,410,758 | $913,967,743 |
| Nickel and articles thereof | $24,353,267 | $51,814,336 | $23,541,481 | $35,345,499 | $33,017,870 | $60,240,241 | $39,612,149 |
| Aluminum and articles thereof | $662,328,199 | $860,503,561 | $1,093,911,342 | $1,166,198,317 | $837,011,824 | $976,054,035 | $1,258,179,962 |
| Lead and articles thereof | $15,129,575 | $25,642,513 | $57,089,728 | $67,014,167 | $38,774,072 | $67,411,309 | $61,372,542 |
| Zinc and articles thereof | $14,059,374 | $28,948,356 | $76,364,952 | $45,176,503 | $40,617,788 | $15,970,813 | $17,847,801 |
| Tin and articles thereof | $6,130,572 | $3,997,251 | $7,878,019 | $8,153,882 | $4,451,220 | $9,606,137 | $7,927,657 |
| Other base metals; cermets; articles thereof | $36,913,892 | $36,583,944 | $34,307,418 | $56,730,592 | $25,962,142 | $36,959,802 | $75,983,539 |
| Tools, implements, cutlery, spoons and forks, of base metal | $330,514,293 | $366,925,842 | $487,118,001 | $612,070,035 | $473,622,911 | $623,267,877 | $812,596,590 |
| Miscellaneous articles of base metal | $823,138,298 | $928,969,693 | $1,084,523,534 | $1,207,989,392 | $1,011,825,367 | $1,183,716,548 | $1,628,791,829 |
| Total | $7,684,643,382 | $9,396,761,274 | $12,094,412,064 | $14,435,152,734 | $9,308,834,406 | $11,236,472,051 | $14,810,741,773 |
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