| | 2003–2005 | 2009-2010 | | (%) | (%) |
| Ages, years | | | 02–05 | 85,804 (33.8%) | 137,479 (32.2%) | 06–11 | 82,464 (32.5%) | 140,815 (33.0%) | 12–19 | 85,739 (33.7%) | 148,383 (34.8%) | Sex | | | Male | 128,598 (50.6%) | 218,249 (51.1%) | Female | 125,404 (49.4%) | 208,423 (48.9%) | Race/ethnicity | | | Asian | 34,413 (13.6%) | 63,947 (15.0%) | Black | 23,179 (9.1%) | 34,175 (8.0%) | Hispanic/Latino | 25,959 (10.2%) | 55,977 (13.1%) | White | 98,449 (38.8%) | 153,714 (36.3%) | Other | 21,660 (8.5%) | 40,918 (9.6%) | Unknown | 50,342 (19.8%) | 76,941 (18.0%) |
| Total | 254,007 | 426,677 |
|
|