| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1929 |
11.1%
|
|
| 1 | 5577 |
32.1%
|
|
| 2 | 6517 |
37.5%
|
|
| 3 | 3086 |
17.8%
|
|
| 4 | 254 |
1.5%
|
|
| 5 | 11 |
0.1%
|
|
| Sysmiss | 21573 |