| Value | Category | Cases | |
|---|---|---|---|
| 1 | 159 |
1.4%
|
|
| 2 | 259 |
2.2%
|
|
| 3 | 290 |
2.5%
|
|
| 4 | 146 |
1.2%
|
|
| 5 | 130 |
1.1%
|
|
| 6 | 60 |
0.5%
|
|
| 95 | NON-FORMAL DK | 51 |
0.4%
|
| Sysmiss | 10605 |
90.6%
|