Newborn 0-3 Month 3-6 Month 6-12 Month 12-18 Month 18-24 Month 1-2 Year 2-3 Year 2-4 Year 3-4 Year 3-6 Year 4-5 Year 4-6 Year 5-6 Year 6-7 Year 6-8 Year 6-9 Year 7-8 Year 8-10 Year 9-12 Year 12-15 Year L (9-12 Year) M ( 5-9 Year) S (3-5 Year)