?? ?? ???? 2%? ??
??? ???? ??? ???? ? ??? ??? ???.
7? ??????? ??? ?? ?? ????(IB)? ?????? ????? ???? ??? ??? ????? ????? ???? ??? ???? ??? ??? ????. 2002? ?? ?? ???? ?? ?? ???? ??? 2%?? ???? ??? ???? ??? ?????.
???? ??? ??? ????? ?? ?? 3??? 2? ?? ????? ??? ????? 10?2627??? ?? ?? 433?5289?? 2.4%? ????. ?? ?? ????? 1998? 3?? 3.2%?? 2002? 4?? 1.1%?? ??? ? ??? ????. ??? 2008? 4?? 2.2%, 2009? 4?? 2.1%, 2010? 4?? 2.4%, 2011? 3?? 2.4% ? ??? 2% ????? ??? ??.
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