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| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Dictating machines not capable of op. without an ext. source of power | $649,524 | $1,266,444 | | | | | |
| Telephone answering machines | $42,685 | $15,344 | $483,554 | $836,073 | $641,261 | $266,940 | $273,468 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $1,033,802 | $1,115,988 | | | | | |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $8,408,579 | $8,471,323 | | | | | |
| Total | $10,134,590 | $10,869,099 | $483,554 | $836,073 | $641,261 | $266,940 | $273,468 |
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