| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3860 |
81.4%
|
|
| 1 | 277 |
5.8%
|
|
| 2 | 319 |
6.7%
|
|
| 3 | 171 |
3.6%
|
|
| 4 | 59 |
1.2%
|
|
| 5 | 18 |
0.4%
|
|
| 6 | 4 |
0.1%
|
|
| 7 | 36 |
0.8%
|
|
| Sysmiss | 96 |