Complex sentence: Formally incorporated on December 28,1971, the city has a population of 212,375 as of the 2010 census; the California Department of Finance estimates its 2012 population to be 223,729.
Split into simpler sentences: Formally incorporated on December 28,1971, the city has a population of 212,375 as of the 2010 census. However, the California Department of Finance estimates its 2012 population to be 223,729.