| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4997 |
36.6%
|
|
| 1 | 1883 |
13.8%
|
|
| 2 | 1754 |
12.8%
|
|
| 3 | 1490 |
10.9%
|
|
| 4 | 1303 |
9.5%
|
|
| 5 | 963 |
7%
|
|
| 6 | 6+ | 1281 |
9.4%
|
| Sysmiss | 119 |