Unit: tons 2005 January February March Q1 April copper production 150900 189140 192095 532135 199238 import 113434 109540 105803 328777 106507 export 2624 4012 5093 11729 9945 apparent consumption 261710 294668 292805 849183 295800 aluminum output 579621 566218 595435 1741274 618973 import 23725 33868 32365 89958 52518 Exit 114930 77123 146859 338912 107961 Appearance consumption 488416 522963 480941 1492320 563530