| Gender | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | |
| Total | 65,204 | 71,554 | 76,787 | 78,344 | 81,708 | 85,170 | 88,625 | 92,686 | 96,874 | 100,597 |
| Female | 27,626 | 30,276 | 32,550 | 33,218 | 34,739 | 35,966 | 37,104 | 38,728 | 40,511 | 41,750 |
| Male | 37,578 | 41,278 | 44,237 | 45,126 | 46,969 | 49,204 | 51,521 | 53,958 | 56,363 | 58,847 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Female | 42.4% | 42.3% | 42.4% | 42.4% | 42.5% | 42.2% | 41.9% | 41.8% | 41.8% | 41.5% |
| Male | 57.6% | 57.7% | 57.6% | 57.6% | 57.5% | 57.8% | 58.1% | 58.2% | 58.2% | 58.5% |