| Value | Category | Cases | |
|---|---|---|---|
| 0 | 719 |
76.2%
|
|
| 1 | 193 |
20.4%
|
|
| 2 | 27 |
2.9%
|
|
| 3 | 3 |
0.3%
|
|
| 4 | 1 |
0.1%
|
|
| 15 | 1 |
0.1%
|
|
| Sysmiss | 1 |