| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5008 |
71.1%
|
|
| 1 | 1136 |
16.1%
|
|
| 2 | 579 |
8.2%
|
|
| 3 | 253 |
3.6%
|
|
| 4 | 50 |
0.7%
|
|
| 5 | 11 |
0.2%
|
|
| 6 | 5 |
0.1%
|
|
| 7 | 2 |
0%
|
|
| Sysmiss | 2 |