| Value | Category | Cases | |
|---|---|---|---|
| 0 | 718 |
4.2%
|
|
| 1 | 6420 |
37.6%
|
|
| 2 | 2130 |
12.5%
|
|
| 3 | 2981 |
17.5%
|
|
| 4 | 2462 |
14.4%
|
|
| 5 | 2146 |
12.6%
|
|
| 6 | 123 |
0.7%
|
|
| 7 | 73 |
0.4%
|
|
| Sysmiss | 3081 |