| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3655 |
81.4%
|
|
| 1 | 250 |
5.6%
|
|
| 2 | 248 |
5.5%
|
|
| 3 | 169 |
3.8%
|
|
| 4 | 75 |
1.7%
|
|
| 5 | 40 |
0.9%
|
|
| 6 | 6 |
0.1%
|
|
| 7 | 48 |
1.1%
|
|
| Sysmiss | 1 |