| Value | Category | Cases | |
|---|---|---|---|
| 0 | 155 |
24.5%
|
|
| 1 | 135 |
21.4%
|
|
| 2 | 146 |
23.1%
|
|
| 3 | 96 |
15.2%
|
|
| 4 | 59 |
9.3%
|
|
| 5 | 31 |
4.9%
|
|
| 6 | 6 |
0.9%
|
|
| 7 | 2 |
0.3%
|
|
| 10 | 2 |
0.3%
|
|
| Sysmiss | 121 |