From the Centers for Disease Control (CDC) comes a new report:
- The prevalence of food and skin allergies increased in children aged 0–17 years from 1997–2011.
- Younger children were more likely to have skin allergies, while older children were more likely to have respiratory allergies.
- Hispanic children had lower rates of all three types of allergies compared with children of other race or ethnicities. 
- Non-Hispanic black children were more likely to have skin allergies and less likely to have respiratory allergies compared with non-Hispanic white children.
- The prevalence of food and respiratory allergy, but not skin allergy, increased with higher income levels.

More info: http://www.cdc.gov/nchs/data/databriefs/db121.htm