| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1212 |
10.5%
|
|
| 1 | 8142 |
70.9%
|
|
| 2 | 1914 |
16.7%
|
|
| 3 | 202 |
1.8%
|
|
| 4 | 21 |
0.2%
|
|
| Sysmiss | 34 |