According to data from the US National Health Survey, in 2009 there were roughly 3,234,000 diabetic Americans aged eighteen to forty four (about 3%); 9,886,000 diabetic Americans aged forty five to sixty four (about 15%), 4,107,000 diabetic Americans sixty five to seventy four (about 23%), and 3,263,000 diabetic Americans  age seventy five or older (about 18%), for a total of 20,490,000 (twenty million, four hundred ninety thousand) diabetic American adults. Prediabetics and the undiagnosed were not included.