Detailed Instructions: Given a question and a context passage, generate the answer having the word or phrase from the context passage. Here, the answer should be a shortest continous span from the passage.
Problem:Context: As of the census of 2000, there were 325,957 people, 149,937 households, and 94,460 families residing in the county. The population density was 570 people per square mile (220/km2). There were 182,467 housing units at an average density of 319 per square mile (123/km2). The racial makeup of the county was 92.65% Race (United States Census), 4.18% Race (United States Census) or Race (United States Census), 0.22% Race (United States Census), 0.77% Race (United States Census), 0.03% Race (United States Census), 1.14% from Race (United States Census), and 1.02% from two or more races. 4.34% of the population were Race (United States Census) or Race (United States Census) of any race. 89.7% spoke only English language at home; 4.4% spoke Spanish language, 1.3% German language, and 1.0% French language at home. 
 Question: Which group is smaller according to the census: people or families?
Solution:
families