Task: Question Generation
Input (English): Passage: As of the census of 2000, there were 250,291 people, 99,187 households, and 60,702 families residing in the county. The population density was 298 people per square mile (115/km²). There were 104,217 housing units at an average density of 124 per square mile (48/km²). The racial makeup of the county was 90.07% Race (United States Census), 2.82% Race (United States Census) or Race (United States Census), 0.64% Race (United States Census), 2.86% Asian American, 0.06% Race (United States Census), 1.69% from Race (United States Census), and 1.87% from two or more races. 3.37% of the population were Race (United States Census) or Race (United States Census) of any race. 39.1% were of Germans, 7.9% English people and 7.8% Irish people ancestry according to Census 2000.
Output (English): How many more housing units are there than families?