| Value | Category | Cases | |
|---|---|---|---|
| 1 | Younger than 36 | 5130 |
5.4%
|
| 2 | 36 - 40 years | 21201 |
22.3%
|
| 3 | 41 - 45 years | 29400 |
30.9%
|
| 4 | 46 - 50 years | 17204 |
18.1%
|
| 5 | 51 years or older | 6233 |
6.6%
|
| 7 | N/A | 13497 |
14.2%
|
| 8 | Invalid | 237 |
0.2%
|
| 9 | Missing | 2106 |
2.2%
|