| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3902 |
23.9%
|
|
| 1 | 6897 |
42.3%
|
|
| 2 | 3202 |
19.7%
|
|
| 3 | 1508 |
9.3%
|
|
| 4 | 554 |
3.4%
|
|
| 5 | 166 |
1%
|
|
| 6 | 66 |
0.4%
|
|
| Sysmiss | 275 |