23 33 430 52 631 839 91 1041 1232 1310 1417 156 164 3-416 4-52 5-621 7-818 8-91 9-1023 10-111 11-1219 12-132 13-149 14-152 15-1610 9-111 UK 1.53 UK 35 UK 3.53 UK 45 UK 4.55 UK 55 UK 5.55 UK 61 UK 2.54 UK 29 1.5 infant2 2.5 infant1 3 infant1 3.5 infant1 4 infant1 4.5 infant2 5 infant2 5.5 infant3 6 infant8 6.5 infant2 7 infant6 7.5 infant3 8 infant7 8.5 infant3 9 infant7 9.5 infant2 10 child7 10.5 child5 11 child7 11.5 child3 12 child8 12.5 child4 13 child4 13.5 child2 UK 17 UK 11-121 0-3m1 3-6m3 6-9m1 6-12m4 9-12M1 18-24m2 24-36m1