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| Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron and steel | $6,920,606,168 | $7,621,351,601 | $9,046,625,748 | $10,726,748,079 | $7,142,833,937 | $10,742,387,607 | $13,134,206,451 |
| Articles of iron or steel | $4,414,969,790 | $5,865,813,480 | $7,006,011,666 | $9,044,715,596 | $8,001,085,181 | $7,643,772,921 | $11,664,026,039 |
| Copper and articles thereof | $2,332,046,642 | $4,010,443,001 | $4,248,993,915 | $4,144,987,708 | $3,042,160,372 | $4,384,301,988 | $5,007,574,624 |
| Nickel and articles thereof | $56,510,709 | $343,099,750 | $295,345,307 | $336,857,925 | $169,402,568 | $271,207,616 | $170,184,650 |
| Aluminum and articles thereof | $1,426,449,046 | $1,745,590,848 | $1,940,285,408 | $2,145,735,589 | $1,556,973,212 | $1,971,843,299 | $2,224,809,385 |
| Lead and articles thereof | $63,319,323 | $61,576,611 | $109,923,886 | $154,571,470 | $229,420,976 | $255,626,252 | $434,569,609 |
| Zinc and articles thereof | $457,153,380 | $968,972,877 | $1,216,020,437 | $831,736,039 | $647,001,644 | $871,060,603 | $1,088,323,082 |
| Tin and articles thereof | $30,566,535 | $32,115,342 | $46,084,543 | $45,165,197 | $33,415,321 | $40,322,262 | $58,155,687 |
| Other base metals; cermets; articles thereof | $68,030,431 | $62,651,993 | $108,303,261 | $103,291,800 | $75,658,832 | $107,274,909 | $175,840,998 |
| Tools, implements, cutlery, spoons and forks, of base metal | $949,510,726 | $1,085,619,831 | $1,305,061,750 | $1,310,800,056 | $1,129,012,655 | $1,344,726,666 | $1,618,588,603 |
| Miscellaneous articles of base metal | $460,655,247 | $540,764,488 | $600,131,561 | $748,303,259 | $683,354,897 | $785,723,917 | $958,454,034 |
| Total | $17,179,817,997 | $22,337,999,822 | $25,922,787,482 | $29,592,912,718 | $22,710,319,595 | $28,418,248,040 | $36,534,733,162 |
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