| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1187 |
20.2%
|
|
| 1 | 1980 |
33.7%
|
|
| 2 | 1359 |
23.1%
|
|
| 3 | 811 |
13.8%
|
|
| 4 | 343 |
5.8%
|
|
| 5 | 130 |
2.2%
|
|
| 6 | 50 |
0.9%
|
|
| 7 | 7-10 | 20 |
0.3%
|
| Sysmiss | 3531 |