sentences:  Those of Hispanic or Latino origin made up 2.2% of the population.In terms of ancestry, 21.6% were German, 14.4% were Irish, 14.3% were American, and 12.5% were English.Of the 6,935 households, 31.2% had children under the age of 18 living with them, 54.7% were married couples living together, 10.0% had a female householder with no husband present, 31.0% were non-families, and 26.7% of all households were made up of individuals.