What is the average height for teenage girls?

12 years old - 4'10 to 5'1 
13 years old - 5'0 to 5'3 
14 years old - 5'1 to 5'4 
15 years old - 5'2 to 5'5 
16 years old - 5'3 to 5'6 
17 years old - 5'3 to 5'7 
18 years old - 5'3 to 5'7