Child Care and Development Fund, Percentage of Children Served By Age Group (FFY 2001) Six percent were served in the age group between birth and up to one year old. Ten percent were served in the age group between one and up to two years old. Twelve percent were served in the age group between two and up to three years old. Thirteen percent were served in the age group between three and up to four years old. Thirteen percent were served in the age group between four and up to five years old. Ten percent were served in the age group between five and up to six years old. Thirty-six percent were served in the age group between six and up to thirteen years old.