| Value | Category | Cases | |
|---|---|---|---|
| 0 | 200 |
91.7%
|
|
| 1 | 16 |
7.3%
|
|
| 2 | 1 |
0.5%
|
|
| 3 | 1 |
0.5%
|
|
| Sysmiss | 2009 |