Write an article that answers the following question: How many more people, in terms of percentage, belonged to San Diego's largest racial group compared to its second and third largest racial groups combined?
The 2010 population represents an increase of just under 7% from the 1,223,400 people, 450,691 households, and 271,315 families reported in 2000. The estimated city population in 2009 was 1,306,300. The population density was . The racial makeup of San Diego was 58.9% White American, 6.7% African American, 0.6% Native American, 15.9% Asian American (5.9% Filipino American, 2.7% Chinese American, 2.5% Vietnamese American, 1.3% Indian American, 1.0% Korean American, 0.7% Japanese American, 0.4% Laotian American, 0.3% Cambodian American, 0.1% Thai American). 0.5% Pacific Islander American (0.2% Guamanian, 0.1% Samoan American, 0.1% Native Hawaiian), 12.3% from Race (United States Census), and 5.1% from two or more races. The ethnic makeup of the city was 28.8% Hispanic and Latino Americans or Latino (U.S. Census) (of any race); 24.9% of the total population were Mexican American, and 0.6% were Puerto Rican people. Median age of Hispanics was 27.5 years, compared to 35.1 years overall and 41.6 years among non-Hispanic whites; Hispanics were the largest group in all ages under 18, and non-Hispanic whites constituted 63.1% of population 55 and older.