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| Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron and steel | $12,255,062,626 | $15,608,302,562 | $21,133,764,303 | $23,162,035,273 | $8,718,319,032 | $13,909,798,951 | $17,894,512,598 |
| Articles of iron or steel | $4,361,407,800 | $5,283,457,316 | $7,130,263,800 | $7,881,655,637 | $4,920,841,521 | $5,449,236,430 | $6,511,365,162 |
| Copper and articles thereof | $4,483,360,356 | $9,257,255,477 | $9,786,928,565 | $8,841,418,088 | $4,848,370,572 | $8,143,455,239 | $9,781,469,785 |
| Nickel and articles thereof | $799,616,842 | $1,390,846,613 | $2,036,234,965 | $1,295,284,030 | $624,888,526 | $1,031,820,936 | $1,139,090,967 |
| Aluminum and articles thereof | $4,012,780,614 | $5,723,753,960 | $7,111,595,498 | $6,106,443,083 | $3,234,482,979 | $5,176,414,934 | $6,538,175,680 |
| Lead and articles thereof | $94,735,505 | $179,139,275 | $317,090,917 | $276,900,022 | $171,338,692 | $277,568,267 | $325,965,964 |
| Zinc and articles thereof | $455,894,078 | $958,822,518 | $1,506,057,075 | $675,071,160 | $294,835,341 | $712,284,025 | $780,924,219 |
| Tin and articles thereof | $57,797,416 | $64,183,248 | $85,067,559 | $106,832,711 | $52,142,264 | $102,627,877 | $168,191,058 |
| Other base metals; cermets; articles thereof | $184,013,607 | $278,582,254 | $374,127,824 | $411,123,824 | $196,291,645 | $223,935,514 | $318,242,823 |
| Tools, implements, cutlery, spoons and forks, of base metal | $1,420,567,467 | $1,506,692,088 | $1,739,396,959 | $1,838,727,198 | $1,198,213,318 | $1,379,902,501 | $1,639,630,063 |
| Miscellaneous articles of base metal | $964,273,987 | $1,173,518,928 | $1,500,640,367 | $1,660,416,724 | $1,272,493,657 | $1,506,198,482 | $1,651,659,994 |
| Total | $29,089,510,298 | $41,424,554,239 | $52,721,167,832 | $52,255,907,750 | $25,532,217,547 | $37,913,243,156 | $46,749,228,313 |
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