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1?????? 0%

2?????? 1%

3?????? 5%

4?????? 7%

5?????? 9%

6?????? 12%

7?????? 15%

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??讀??飺???1-7 ?????????????2%??5%??12%??20%??35%??53%??75%??

?????飺???1-7 ?????????????3%??6%??11%??18%??30%??44%??60%??

?????飺???1-7 ????????????5%????30%?????12%????35%?????20%????40%?????30%????45%?????42%????55%?????55%????65%?????70%????70%?????

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