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Breast Size Statistics

Breast Size Averages Inches
Average American female breast size 35.9 inches
Average American female bra cup size 34 B
Average aerola size 1.4 inches
Average erect nipple size 0.27 inches
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Statistic & Data References
Sources: Journal for Sex Research (vol. 24,pp. 177-183) , World Health Organisation
Date research was conducted: August 1st, 2015