??? ???? ??? ???? ?? ??? ??? 2012?????? ??? ?? ??? ?? ???? ?? ??? ??? ????.
???? ??? 1?? ?? ??? ?????? ??? ?? ??? ?? 22? ??? ?? 0.949% ??? ?????? 16?845??? ??? ?? 10% ??? ??? ????. ???? ??? 2008? ???? ?? ???? ??? 2009? 5??? ???? ??? ??? 12??? 32??? ??? ???? ??? ??. ????? ???? 2.21%? ???? ?? ??? ???(1.86%) ???(1.40%) ???(1.10%) ???(1.03%) ????. ??? ????? ??? ???? ???? ?? ?? ???? ????.
??? ?????? ???? 2?18??? ??? ??? ???? ?? 1?8751??, ?? 1?6112??? ????.