| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3605 |
42.3%
|
|
| 1 | 1648 |
19.3%
|
|
| 2 | 1764 |
20.7%
|
|
| 3 | 974 |
11.4%
|
|
| 4 | 387 |
4.5%
|
|
| 5 | 107 |
1.3%
|
|
| 6 | 32 |
0.4%
|
|
| 7 | 6 |
0.1%
|
|
| 8 | 2 |
0%
|
|
| Sysmiss | 11731 |