( washington , d . c . ) - more daughters were born in the american states these year than existed before , according to initial data , but it ' s not another baby bang just again . about 4 , 315 , 000 children were born in 2007 , about 15 , 000 more babies than the average time of the maternity boom in 1957 , told stephanie pope , a demographer at the national department for health statistics , but compiled the data from selected maternity registered valid at state health departments . " subject to our temporary statistics , we had the highest percentage of babies then reported in 2007 , " she said .
in 2007 about 4 , 315 , 000 boys were born in the united states .