| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3964 |
82.7%
|
|
| 1 | 284 |
5.9%
|
|
| 2 | 297 |
6.2%
|
|
| 3 | 155 |
3.2%
|
|
| 4 | 51 |
1.1%
|
|
| 5 | 18 |
0.4%
|
|
| 6 | 4 |
0.1%
|
|
| 7 | 22 |
0.5%
|
|
| Sysmiss | 201 |