. % .

11,5% - 14,25% ʻ 20

5% - 20% ʻ 30

һ () 11,5% - 14,25% ʻ 20

ʻ ʻ ʻ

, 2007 10,5% - 16% 30% ʻ

ʻ* ʻ ʻ