| Value | Category | Cases | |
|---|---|---|---|
| 0 | 713 |
51.9%
|
|
| 1 | 238 |
17.3%
|
|
| 2 | 209 |
15.2%
|
|
| 3 | 111 |
8.1%
|
|
| 4 | 51 |
3.7%
|
|
| 5 | 29 |
2.1%
|
|
| 6 | 6 |
0.4%
|
|
| 7 | 17 |
1.2%
|
|
| Sysmiss | 2 |