| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 9800 |
86.9%
|
| 1 | 506 |
4.5%
|
|
| 2 | 412 |
3.7%
|
|
| 3 | 171 |
1.5%
|
|
| 4 | 79 |
0.7%
|
|
| 5 | 125 |
1.1%
|
|
| 7 | 3 |
0%
|
|
| 98 | DK | 9 |
0.1%
|
| Sysmiss | 168 |