(44.57%+23.55%+35.79%+34.28%+29.41%+29.25%+21.48%+33.61%+27.93%+26.59%)/10
=30.647%
求一行百分比的平均值44.57%23.55%35.79%34.28%29.41%29.25%21.48%33.61%27
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