| Value | Category | Cases | |
|---|---|---|---|
| 0 | 310 |
57.3%
|
|
| 1 | 133 |
24.6%
|
|
| 2 | 63 |
11.6%
|
|
| 3 | 22 |
4.1%
|
|
| 4 | 6 |
1.1%
|
|
| 5 | 1 |
0.2%
|
|
| 6 | 1 |
0.2%
|
|
| 8 | 1 |
0.2%
|
|
| 9 | 1 |
0.2%
|
|
| 10 | 2 |
0.4%
|
|
| 15 | 1 |
0.2%
|
|
| Sysmiss | 20 |