???????????????????

???????????????????????????????

?????1??????+520??????+2600??????+1040??????1040

?????2??????+560??????+2800??????+1120??????+1120

?????3??????+600??????+3000??????+1200??????+1200

?????4??????+650??????+3250??????+1300??????+1300

?????5??????+700??????+3500??????+1400??????+1400