| Value | Category | Cases | |
|---|---|---|---|
| 0 | 9308 |
38.2%
|
|
| 1 | 8874 |
36.5%
|
|
| 2 | 4230 |
17.4%
|
|
| 3 | 1245 |
5.1%
|
|
| 4 | 517 |
2.1%
|
|
| 5 | 69 |
0.3%
|
|
| 6 | 38 |
0.2%
|
|
| 7 | 57 |
0.2%
|
|
| Sysmiss | 9 |