3% of children under 12 years old are categorized as “Low Load”

12% of children under 12 years old are categorized as “Low Explode”

59% of children under 12 years old are categorized as “Low Drive”

14% of children under 12 years old are categorized as “Low Load and Explode”

12% of children under 12 years old are categorized as “Low Load and Drive”