| Value | Category | Cases | |
|---|---|---|---|
| 0 | 982 |
78.9%
|
|
| 1 | 71 |
5.7%
|
|
| 2 | 76 |
6.1%
|
|
| 3 | 57 |
4.6%
|
|
| 4 | 13 |
1%
|
|
| 5 | 18 |
1.4%
|
|
| 6 | 3 |
0.2%
|
|
| 7 | 25 |
2%
|
|
| Sysmiss | 1 |