‘????’ ???? 7?? ‘??’ …?? ?? ??? 4??來(lái) ‘??’

?? ????? 7?? ????. ???? ?? ???? ? 4?? ?? ????(-)? ????.

??????? 14? ??? ‘7? ???(11? ??) ?? ??? ?? ??’? ??? ?? ??? ???? ???? ??? -0.03%?? ??? -0.04%? ???? ???.

???? ??? ????? ?? ??? ???? ????? ???? ?? ??? ??? ????. ????? ??(13?) ?? ??? ????? ? ?? 0.50%??? ???? ‘???’? ????.

?? ??? ?? 25? ??? ? ???? ???? ???? ??? 0.02%?? 0.03%? ???. ?? ???? ??, ???·??? ???? ?? ?? ??? ??? ???? ??? ???(-0.01%)? 3? ??? ?? 16? ?? ?? ????.

‘???’? ??? ????. ???(-0.10%)? ??? ??? ???, ???(-0.10%)? ??·??? ?? ???, ???(-0.09%)? ????? ??? ?? ??? ???? ?? ??(-0.06%·14??)? ???? ???. ??? ???? ?? ? ??? ?? ??? ??????.

?? ??(-0.02%·11??)? ???(0.03%)? ??? ????? ?? ??? ???? ?? ??? ???? ????. ?? ???(-0.03%)? ??·??? ?? ?? ???, ???(-0.01%)? ??·??? ??? ?? ???? ??? ???? ?? ??? ???? ????. ???? 17? ?? ?? ??? ? 2? ?? -0.01%? ????.

??? ??? ??? -0.04%?? -0.05%? ??? ??? ??(-0.07%)? ??(-0.04%)? ???? ?? ???? ???.

??? ????? ???? ??? ?? ???? ??? ???? ??. ?? ???(-0.13%)? ????? ???, ??(-0.12%)? ????? ???, ???(-0.08%)? ??·??? ??? ??? ????.

????? ???(0.23%)? ???(0.07%)? ???? ?????, ????? ?? ??? ???? ???(-0.21%), ?? ???(-0.19%), ???(-0.16%) ?? ????.

??(-0.02%→-0.02%)? ???? ????. ????? ??(0.10%), ??(0.02%), ??(0.01%), ??(0.01%), ??(0.01%) ?? ??, ??(0.00%)? ??, ??(-0.16%), ??(-0.13%), ??(-0.06%), ??(-0.05%) ?? ????.

?? ?? ??? ????? ???(-0.03%) ??? ????, ???? 10? ?? ????.

?? ?? ??? ???? -0.02%?? -0.03%? ???? ????.

??(-0.02%)? ???? ????. ?? ??? ?? ?? ??? ?? ?? ?? ??? ????? ???? ??? ???? ??? ??? ?? ??? ?? ?? ??? ??? ???? ???? ????. ?? ??? 5? ?? ????.

?? ??? ???(-0.05%)? ??·??? ?? ??? ?? ?? ???, ???(-0.05%)? ??? ?? ?? ???, ???(-0.04%)? ??? ?? ???, ????(-0.04%)? ??·???? ??? ??? ??? ?? ???? ????.

?? ??? ???(-0.01%)? ??? ?? ??? ??? ? ??? ???, ???(-0.01%)? ??·??? ?? ??? ????, ???(-0.05%)? ?????? ???, ???(-0.03%)? ??·??? ??? ??? ???? ??? ????.

??? -0.15%?? -0.13%? ???? ???, ??? ???? ?? -0.03%? ????. ?????? Δ?? 0.01% Δ?? 0.00% Δ?? -0.02% Δ?? -0.11% Δ?? -0.19% ??? ????.

(??=??1)