| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3644 |
34.6%
|
|
| 1 | 5389 |
51.1%
|
|
| 2 | 1227 |
11.6%
|
|
| 3 | 262 |
2.5%
|
|
| 4 | 23 |
0.2%
|
|
| 5 | 1 |
0%
|
|
| Sysmiss | 226 |