| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1681 |
45.4%
|
|
| 1 | 834 |
22.5%
|
|
| 2 | 657 |
17.8%
|
|
| 3 | 380 |
10.3%
|
|
| 4 | 111 |
3%
|
|
| 5 | 21 |
0.6%
|
|
| 6 | 7 |
0.2%
|
|
| 7 | 9 |
0.2%
|
|
| Sysmiss | 4 |