Table 2.

Age and sex distribution of the study population

Age group (years)	Male	Female	Total
	n	n	n	%
1–2	259	216	475	0.1%
3–4	840	667	1507	0.3%
5–7	2486	1947	4433	0.9%
8–11	6802	4601	11,403	2.4%
12–15	11,812	10,709	22,521	4.6%
16–19	11,295	14,453	25,748	5.3%
20–29	26,063	43,281	69,344	14.3%
30–39	31,138	55,671	86,809	17.9%
40–49	34,414	57,942	92,356	19.0%
50–59	32,988	46,563	79,551	16.4%
60–69	24,149	28,620	52,769	10.9%
70–79	13,499	15,280	28,779	5.9%
80–89	4120	4998	9118	1.9%
> = 90	482	719	1201	0.2%
Total	200,347	285,667	486,014	100%