| Value | Category | Cases | |
|---|---|---|---|
| 0 | < 1 year completed | 7 |
22.6%
|
| 1 | 7 |
22.6%
|
|
| 2 | 5 |
16.1%
|
|
| 4 | 3 |
9.7%
|
|
| 5 | 1 |
3.2%
|
|
| 6 | 3 |
9.7%
|
|
| 7 | 4 |
12.9%
|
|
| 9 | 1 |
3.2%
|
|
| 98 | dk | 0 |
0%
|
| Sysmiss | 6361 |