| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2973 |
80.2%
|
|
| 1 | 166 |
4.5%
|
|
| 2 | 242 |
6.5%
|
|
| 3 | 142 |
3.8%
|
|
| 4 | 66 |
1.8%
|
|
| 5 | 32 |
0.9%
|
|
| 6 | 8 |
0.2%
|
|
| 7 | 79 |
2.1%
|
|
| Sysmiss | 261 |