| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 3482 |
73.9%
|
| 1 | 149 |
3.2%
|
|
| 2 | 271 |
5.7%
|
|
| 3 | 292 |
6.2%
|
|
| 4 | 152 |
3.2%
|
|
| 5 | 108 |
2.3%
|
|
| 6 | 47 |
1%
|
|
| 7 | 101 |
2.1%
|
|
| 8 | DK | 22 |
0.5%
|
| 9 | Missing | 90 |
1.9%
|
| Sysmiss | 113 |