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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
| Dictating machines not capable of op. without an ext. source of power | $11,778 | $8,117 | $3,013 | $530 | | |
| Telephone answering machines | | $2,719 | | $2,096 | $1,135 | |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $39,511 | $82,343 | $93,975 | $18,005 | $8,867 | $1,989 |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $82,297 | $69,512 | $175,068 | $42,898 | $16,711 | |
| Total | $133,586 | $162,691 | $272,056 | $63,529 | $26,713 | $1,989 |
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