Commodity2005200620072008200920102011
Base metals clad with silver, not further worked than semi-manufactured$6,844,074$14,184,721$16,549,576$20,322,031$14,698,947$24,760,794$49,379,993
Total$6,844,074$14,184,721$16,549,576$20,322,031$14,698,947$24,760,794$49,379,993