| Value | Category | Cases | |
|---|---|---|---|
| 0 | 308 |
48.3%
|
|
| 1 | 126 |
19.7%
|
|
| 2 | 105 |
16.5%
|
|
| 3 | 37 |
5.8%
|
|
| 4 | 31 |
4.9%
|
|
| 5 | 11 |
1.7%
|
|
| 6 | 10 |
1.6%
|
|
| 7 | 3 |
0.5%
|
|
| 8 | 2 |
0.3%
|
|
| 10 | 5 |
0.8%
|
|
| Sysmiss | 2 |