21 years old	20 years old	19 years old	18 years old
17 years old	17 years old	16 years old	15 years old	14 years old
	12th grade	11th grade	10th grade	9th grade
14 years old	14 years old	13 years old	12 years old	12 years old
		8th grade	7th grade
11 1/2 years old	11 1/2 years old	11 years old	11 years old	10 1/2 years old
		6th grade
10 years old	9 1/2 year old	9 years old	9 years old	8 years old
5th grade		4th grade		3rd grade
8 years old	8 years old	7 1/2 years old	7 years old	6 years old
		2nd grade		1st grade
5 1/2 years old	5 1/2 years old	5 years old	4 years old	4 years old
Kindergarten	Kindergarten		Preschool
3 years old	2 years old	1 year old	6 months old	2 weeks old