Write an article that answers the following question: How many more housing units are there than families?
As of the census of 2000, there were 120,546 people, 41,668 households, and 32,292 families residing in the county.  The population density was 262 people per square mile (101/km²).  There were 43,903 housing units at an average density of 95 per square mile (37/km²).  The racial makeup of the county was 68.51% Race (United States Census), 26.06% Race (United States Census) or Race (United States Census), 0.75% Race (United States Census), 1.82% Race (United States Census), 0.06% Race (United States Census), 0.72% from Race (United States Census), and 2.08% from two or more races.  2.26% of the population were Race (United States Census) or Race (United States Census) of any race. 11.6% were of german people, 10.8% irish people, 10.2% english people, 9.3% American and 5.3% italian people ancestry.