About 30.8 million people purchase new glasses each year.
Over 1 billion people in developing countries need glasses but can't afford them.
25% of the global population needs glasses.
(www.earth911.com)
Prescription glasses are worn by over 60% of the nations population.
(www.ezinarticles.com)
Over 50% of the people I asked, don't mind wearing glasses.
About 96 million people wear glasses in the whole world.
(www.wiki.answers.com)
75% of Americans use vision correction.
(www.livestrong.com)
2 million people in the UK are classed as having a seeing difficulty.
3.3% of the uk population needs glasses.
29% of UK 16-18 year olds need vision correction.
(www.kgbanswers.co.uk)
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