| Value | Category | Cases | |
|---|---|---|---|
| 0 | 147 |
42.6%
|
|
| 1 | 116 |
33.6%
|
|
| 2 | 59 |
17.1%
|
|
| 3 | 10 |
2.9%
|
|
| 4 | 7 |
2%
|
|
| 5 | 2 |
0.6%
|
|
| 6 | 2 |
0.6%
|
|
| 7 | 1 |
0.3%
|
|
| 20 | 1 |
0.3%
|
|
| Sysmiss | 1926 |