Commodity2005200620072008200920102011
Magnetic tapes, prepd., unrecorded, for sound recording/sim. recording of o ...$17,198,725$7,623,133$3,004,309    
Magnetic tapes, prepd., unrecorded, for sound recording/sim. recording of o ...$40,976,981$48,587,936$16,677,816    
Magnetic tapes, prepd., unrecorded, for sound recording/sim. recording of o ...$183,444,243$164,597,250$79,531,756    
Magnetic discs, prepd., unrecorded, for sound recording/sim. recording of o ...$22,694,493$11,628,023$4,002,758$252,566,907$274,756,898$193,978,793$150,846,448
Prepared unrecorded media for sound recording/sim. recording of oth. phenom ...$169,435,424$228,768,642$112,120,169$224,502,794$311,870,944$462,126,555$460,258,307
Total$433,749,866$461,204,984$215,336,808$477,069,701$586,627,842$656,105,348$611,104,755