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Share of adult population wearing eyeglasses by age group U.S. 2016 | Statista
Wait, is everybody wearing glasses nowadays? - The Washington Post
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Glasses - Wikipedia
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Eyewear Industry Statistics | Latest Data and Insights | Overnight Glasses
QuickStats: Percentage of Adults Aged ≥25 Years with Trouble Seeing When Wearing Corrective Lenses,* by Education Level and Age Group — National Health Interview Survey, United States, 2012–2013†
Eyewear Industry Statistics | Latest Data and Insights | Overnight Glasses
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Eyewear Industry Statistics | Latest Data and Insights | Overnight Glasses