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average = (sum of all recorded ratios of womens pay)/(number of ratios recorded)
(0.98+0.95+0.82+0.79)+(0.92+1.03+0.64+0.58)+(0.87+0.97+0.79+0.37)+(0.98+0.65+0.77)+(0.93+0.83+0.44) = 14.31
number of ratios = 18
average = (14.31/18)*100 = 79.5