| Value | Category | Cases | |
|---|---|---|---|
| 00 | 00 | 864 |
80.2%
|
| 01 | 01 | 112 |
10.4%
|
| 02 | 02 | 81 |
7.5%
|
| 03 | 03 | 17 |
1.6%
|
| 04 | 04 | 2 |
0.2%
|
| 06 | 06 | 1 |
0.1%
|
| Sysmiss | 3 |