764 , r , 764.3 762.0 762.7 761.8 761 , s 756.9 759 , o 752.0 760.2 760.4 757.2 753.5 756.0 754.5 750.1 748.0 751.6 753.7 757.1 748.3 753.2 754,6 767.4 763.8 765.0762.3