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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Dictating machines not capable of op. without an ext. source of power | $7,396 | $1,055 | $7,538 | $119 | | | |
| Telephone answering machines | $9,867 | $7,632 | $29,560 | $256,678 | $4,758 | $7,213 | $23,661 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $29,991 | $1,758 | $10,225 | $6,189 | | | |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $40,935 | $15,063 | $20,767 | $7,851 | | | |
| Total | $88,189 | $25,508 | $68,090 | $270,837 | $4,758 | $7,213 | $23,661 |
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