Commodity2005200620072008200920102011
Manganese dioxide$36,816,342$31,673,997$26,770,402$45,434,538$41,174,880$48,859,461$56,682,155
Manganese oxides other than manganese dioxide$7,516,553$9,458,018$19,115,125$19,721,521$5,392,004$9,857,217$9,796,415
Total$44,332,895$41,132,015$45,885,527$65,156,059$46,566,884$58,716,678$66,478,570