| Value | Category | Cases | |
|---|---|---|---|
| 0 | 121 |
17.7%
|
|
| 1 | 356 |
52.1%
|
|
| 2 | 147 |
21.5%
|
|
| 3 | 42 |
6.1%
|
|
| 4 | 15 |
2.2%
|
|
| 5 | 2 |
0.3%
|
|
| Sysmiss | 1 |