|  | Males |  |  |  | Females |  |
---|---|---|---|---|---|---|---|
Age (in years) | Cut off pointa | Below Cut off pointb | Above Cut off pointb | Â | Cut off pointa | Below Cut off pointb | Above Cut off pointb |
20–29 | 28 | 1 | 6 |  | 28 | 0 | 8 |
30–39 | 28 | 13 | 36 |  | 28 | 20 | 60 |
40–49 | 27 | 38 | 69 |  | 27 | 44 | 73 |
50–59 | 24 | 26 | 68 |  | 24 | 32 | 53 |
60–69 | 18 | 38 | 59 |  | 21 | 28 | 51 |
over 70 | 14 | 17 | 19 | Â | 16 | 8 | 10 |
Total | Â | 133 | 257 | Â | Â | 132 | 255 |