| Value | Category | Cases | |
|---|---|---|---|
| 0 | 143 |
21.6%
|
|
| 1 | 149 |
22.5%
|
|
| 2 | 103 |
15.5%
|
|
| 3 | 80 |
12.1%
|
|
| 4 | 59 |
8.9%
|
|
| 5 | 18 |
2.7%
|
|
| 6 | 5 |
0.8%
|
|
| 7 | 106 |
16%
|
|
| Sysmiss | 1 |