How many people, what age suffer from galactosemia?

See below: Classic galactosemia occurs in approximately 1 of 60, 000 live births. However, the reported incidence of galactosemia varies geographically from 1 in 30, 000 to 40, 000 in europe to 1 in 1 million in japan. The estimated incidence in the United States is 1 in 53, 000. It occurs in the neonatal/infancy age group.