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| Commodity | 2005 | 2006 | 2008 | 2009 | 2010 | 2011 |
| Dictating machines not capable of op. without an ext. source of power | $42,323 | $359,877 | | | | |
| Telephone answering machines | $581,674 | $253,289 | $6,044 | $16,413 | $16,377 | $2,221 |
| Magnetic tape recorders incorp. sound repr. app., n.e.s. in 85.20 | $113,521 | $41,837 | | | | |
| Sound recording app., whether or not incorp. a sound repr. device, n.e.s. i ... | $9,172,367 | $11,900,961 | | | | |
| Total | $9,909,885 | $12,555,964 | $6,044 | $16,413 | $16,377 | $2,221 |
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