| Value | Category | Cases | |
|---|---|---|---|
| 0 | 74 |
17.7%
|
|
| 1 | 105 |
25.1%
|
|
| 2 | 115 |
27.5%
|
|
| 3 | 52 |
12.4%
|
|
| 4 | 20 |
4.8%
|
|
| 5 | 20 |
4.8%
|
|
| 6 | 10 |
2.4%
|
|
| 7 | 22 |
5.3%
|
|
| Sysmiss | 1608 |