| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1755 |
48.2%
|
|
| 1 | 1437 |
39.4%
|
|
| 2 | 238 |
6.5%
|
|
| 3 | 143 |
3.9%
|
|
| 4 | 52 |
1.4%
|
|
| 5 | 18 |
0.5%
|
|
| Sysmiss | 4 |