| Value | Category | Cases | |
|---|---|---|---|
| 0 | 235 |
7.2%
|
|
| 1 | 1602 |
49.2%
|
|
| 2 | 1045 |
32.1%
|
|
| 3 | 314 |
9.7%
|
|
| 4 | 48 |
1.5%
|
|
| 5 | 9 |
0.3%
|
|
| Sysmiss | 3116 |