| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3015 |
51.3%
|
|
| 1 | 576 |
9.8%
|
|
| 2 | 679 |
11.5%
|
|
| 3 | 472 |
8%
|
|
| 4 | 321 |
5.5%
|
|
| 5 | 138 |
2.3%
|
|
| 6 | 74 |
1.3%
|
|
| 7 | 599 |
10.2%
|
|
| 9 | ND | 8 |
0.1%
|
| Sysmiss | 249 |