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| Chapter | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Iron and steel | $6,212,644,075 | $8,323,982,514 | $10,846,429,442 | $11,747,808,941 | $5,510,057,309 | $7,944,340,207 | $10,614,297,022 |
| Articles of iron or steel | $13,904,531,663 | $17,026,116,959 | $21,741,869,292 | $24,900,247,681 | $17,298,695,339 | $17,332,601,146 | $20,826,203,366 |
| Copper and articles thereof | $2,067,934,700 | $3,663,519,555 | $4,557,878,304 | $4,351,889,110 | $2,879,580,528 | $3,900,181,147 | $4,505,580,122 |
| Nickel and articles thereof | $111,561,586 | $114,248,565 | $180,480,864 | $226,907,383 | $171,309,031 | $204,745,487 | $278,997,512 |
| Aluminum and articles thereof | $2,629,059,910 | $3,421,759,825 | $4,200,728,585 | $4,261,239,010 | $3,011,401,123 | $3,848,980,773 | $4,711,214,125 |
| Lead and articles thereof | $38,293,475 | $30,527,128 | $58,678,269 | $105,520,215 | $54,288,888 | $45,139,293 | $68,003,917 |
| Zinc and articles thereof | $43,714,841 | $200,020,281 | $161,501,231 | $53,789,146 | $36,961,391 | $77,364,143 | $99,013,784 |
| Tin and articles thereof | $14,581,689 | $16,758,747 | $21,483,374 | $21,093,405 | $13,967,445 | $31,366,864 | $35,974,744 |
| Other base metals; cermets; articles thereof | $144,732,332 | $176,157,519 | $234,218,592 | $287,294,077 | $152,128,757 | $127,201,960 | $166,750,366 |
| Tools, implements, cutlery, spoons and forks, of base metal | $1,408,542,886 | $1,523,310,074 | $1,730,860,640 | $1,825,664,157 | $1,217,243,257 | $1,400,620,311 | $1,647,693,905 |
| Miscellaneous articles of base metal | $3,188,047,689 | $3,666,352,952 | $4,227,932,556 | $4,326,903,242 | $3,307,330,479 | $3,472,222,118 | $3,747,517,312 |
| Total | $29,763,644,846 | $38,162,754,119 | $47,962,061,149 | $52,108,356,367 | $33,652,963,547 | $38,384,763,449 | $46,701,246,175 |
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