761.4 757.6 757 , r 755.7 755.8 750.4 754.3 756.4 756.7 769.0 761.8 757.7 755.9 755.5 754.6 751.9 751.3 750.8 752,5 756.3 749.7 753.4 53 , 5 , 60.0 54.954.4