Human: What is the percentage of children who are food insecure in the United States? Assistant: 
In the United States, 13% of black and 11% of Hispanic children were food insecure compared to 5% of white children. There are also regional variations in food security. Although food insecurity can be difficult to measure, 45% of elementary and secondary students in Maine qualify for free or reduced-price school lunch; by some measures Maine has been declared the most food-insecure of the New England states.