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| Age in Years | Percent of the U.S. Population |
|---|---|
| 20-29 | 0.8 |
| 30-39 | 0.9 |
| 40-49 | 3.4 |
| 50-59 | 11.2 |
| 60-69 | 24.7 |
Source: National Health and Nutrition Examination Survey, 2011-2012. Analysis reported in JAMA Otolaryngology – Head & Neck Surgery, December 2016.
