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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Dictating machines not capable of op. without an ext. source of power | $10,802 | $5,146 | | | | | |
| Telephone answering machines | $344,502 | $300,448 | $156,955 | $48,164 | $42,234 | $11,797 | $2,510 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $29,698 | $69 | | | | | |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $26,985,971 | $39,895,805 | | | | | |
| Total | $27,370,973 | $40,201,468 | $156,955 | $48,164 | $42,234 | $11,797 | $2,510 |
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