| Value | Category | Cases | |
|---|---|---|---|
| 1 | Younger than 36 years | 814 |
1.9%
|
| 2 | 36 – 40 years | 4509 |
10.5%
|
| 3 | 41 – 45 years | 12862 |
29.9%
|
| 4 | 46 – 50 years | 14218 |
33.1%
|
| 5 | 51 years or older | 10605 |
24.7%
|
| 7 | N/A | 28 | |
| 8 | Invalid | 105 | |
| 9 | Missing | 4303 |