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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Dictating machines not capable of op. without an ext. source of power | $1,492,233 | $841,460 | | | | | |
| Telephone answering machines | $4,603,694 | $3,342,238 | $1,578,528 | $1,835,214 | $2,325,353 | $683,735 | $497,482 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $783,084 | $120,946 | | | | | |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $405,437,562 | $443,684,233 | | | | | |
| Total | $412,316,573 | $447,988,877 | $1,578,528 | $1,835,214 | $2,325,353 | $683,735 | $497,482 |
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