| Value | Category | Cases | |
|---|---|---|---|
| 0 | 107 |
8.6%
|
|
| 1 | 898 |
72%
|
|
| 2 | 171 |
13.7%
|
|
| 3 | 47 |
3.8%
|
|
| 4 | 18 |
1.4%
|
|
| 5 | 7 |
0.6%
|
|
| Sysmiss | 4883 |