context: As of the 2010 United States Census, southern California has a population of 22,680,010. Despite a reputation for high growth rates, southern California's rate grew less than the state average of 10.0% in the 2000s as California's growth became concentrated in the northern part of the state due to a stronger, tech-oriented economy in the Bay Area and an emerging Greater Sacramento region.
question: How much did southern California grow in the year 2000?