| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1116 |
90.5%
|
|
| 1 | 42 |
3.4%
|
|
| 2 | 45 |
3.6%
|
|
| 3 | 16 |
1.3%
|
|
| 4 | 4 |
0.3%
|
|
| 5 | 5 |
0.4%
|
|
| 7 | 4 |
0.3%
|
|
| 9 | 1 |
0.1%
|
|
| Sysmiss | 1 |