| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5522 |
82.1%
|
|
| 1 | 470 |
7%
|
|
| 2 | 342 |
5.1%
|
|
| 3 | 149 |
2.2%
|
|
| 4 | 56 |
0.8%
|
|
| 5 | 21 |
0.3%
|
|
| 6 | 4 |
0.1%
|
|
| 7 | 51 |
0.8%
|
|
| 9 | 113 |
1.7%
|
|
| Sysmiss | 13110 |