| Value | Category | Cases | |
|---|---|---|---|
| 0 | 398 |
55.4%
|
|
| 1 | 187 |
26%
|
|
| 2 | 58 |
8.1%
|
|
| 3 | 31 |
4.3%
|
|
| 4 | 16 |
2.2%
|
|
| 5 | 11 |
1.5%
|
|
| 6 | 10 |
1.4%
|
|
| 7 | 1 |
0.1%
|
|
| 8 | 2 |
0.3%
|
|
| 12 | 1 |
0.1%
|
|
| 15 | 1 |
0.1%
|
|
| 18 | 1 |
0.1%
|
|
| 20 | 1 |
0.1%
|
|
| Sysmiss | 5509 |