| Value | Category | Cases | |
|---|---|---|---|
| 0 | 147 |
12.2%
|
|
| 1 | 43 |
3.6%
|
|
| 2 | 201 |
16.7%
|
|
| 3 | 272 |
22.5%
|
|
| 4 | 146 |
12.1%
|
|
| 5 | 154 |
12.8%
|
|
| 6 | 44 |
3.6%
|
|
| 7 | 200 |
16.6%
|
|
| Sysmiss | 4 |