| Value | Category | Cases | |
|---|---|---|---|
| 0 | 561 |
34.1%
|
|
| 1 | 596 |
36.3%
|
|
| 2 | 322 |
19.6%
|
|
| 3 | 112 |
6.8%
|
|
| 4 | 39 |
2.4%
|
|
| 5 | 12 |
0.7%
|
|
| 6 | 1 |
0.1%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 1534 |