20.2 17.2 19 * 20,1 18.4 19.4 19.8 18 , n 15.8 21 o 17 , 10 8 20.6 17.2 10 2 19.o 10 2 o SIV 2 .-•W l W 2.4 W 2 SIV 1 W0