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| Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron and steel | $1,831,399,545 | $1,846,948,740 | $3,024,776,141 | $4,511,946,442 | $1,781,630,991 | $2,635,432,772 | $3,754,608,982 |
| Articles of iron or steel | $3,607,476,966 | $4,598,846,153 | $6,060,269,663 | $7,157,466,074 | $4,580,425,576 | $4,865,433,307 | $6,074,749,685 |
| Copper and articles thereof | $1,918,040,758 | $3,317,842,618 | $3,332,468,169 | $3,433,588,356 | $2,811,984,001 | $4,272,627,093 | $4,868,018,747 |
| Nickel and articles thereof | $8,834,399 | $11,231,950 | $22,927,597 | $12,726,736 | $46,807,954 | $68,663,392 | $18,816,624 |
| Aluminum and articles thereof | $930,209,733 | $1,319,055,521 | $1,595,147,506 | $1,738,029,134 | $1,160,430,668 | $1,436,684,372 | $1,742,486,943 |
| Lead and articles thereof | $58,131,097 | $76,585,587 | $129,285,842 | $134,211,036 | $104,251,239 | $126,678,303 | $179,883,221 |
| Zinc and articles thereof | $119,581,929 | $240,011,530 | $282,094,965 | $194,004,246 | $162,451,125 | $251,757,309 | $279,914,157 |
| Tin and articles thereof | $6,756,949 | $14,079,309 | $41,824,888 | $23,806,311 | $23,554,033 | $33,608,502 | $56,783,364 |
| Other base metals; cermets; articles thereof | $2,525,054 | $6,811,658 | $10,443,394 | $11,018,269 | $10,770,986 | $22,214,486 | $17,123,427 |
| Tools, implements, cutlery, spoons and forks, of base metal | $422,695,281 | $538,913,042 | $706,137,976 | $1,243,063,122 | $845,479,072 | $1,102,811,080 | $1,264,919,094 |
| Miscellaneous articles of base metal | $632,944,321 | $785,544,590 | $965,007,395 | $1,070,591,276 | $740,181,869 | $865,441,786 | $1,207,842,657 |
| Total | $9,538,596,032 | $12,755,870,698 | $16,170,383,536 | $19,530,451,002 | $12,267,967,514 | $15,681,352,402 | $19,465,146,901 |
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