| Value | Category | Cases | |
|---|---|---|---|
| 0 | 51 |
15.5%
|
|
| 1 | 119 |
36.3%
|
|
| 2 | 100 |
30.5%
|
|
| 3 | 39 |
11.9%
|
|
| 4 | 11 |
3.4%
|
|
| 5 | 5 |
1.5%
|
|
| 6 | 1 |
0.3%
|
|
| 7 | 2 |
0.6%
|
|
| Sysmiss | 153 |