| Value | Category | Cases | |
|---|---|---|---|
| 00 | 00 | 838 |
83.6%
|
| 01 | 01 | 88 |
8.8%
|
| 02 | 02 | 64 |
6.4%
|
| 03 | 03 | 8 |
0.8%
|
| 04 | 04 | 2 |
0.2%
|
| 10 | 10+ | 2 |
0.2%
|
| Sysmiss | 2 |