25.2% <1 year old ​

29.4% 1-2 years old 
20.1% 3-4 years old 
8.9% 5-6 years old 
6.4% 7-8 years old 
1.3% 9-10 years old
3.8% 11-12 years old
0.3% 13-14 years old 



2.2% 10-15 pounds 

2.2% 16-20 pounds 
3.5% 21-25 pounds 
6.4% 26-30 pounds 
9.6% 31-35 pounds 
11.2% 36-40 pounds 
17.3% 41-45 pounds 
10.2% 46-50 pounds 
12.8% 51-55 pounds 
5.1% 56-60 pounds 
5.8% 61-65 pounds 
7.0% 66-70 pounds