| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2580 |
49.7%
|
|
| 1 | 2151 |
41.5%
|
|
| 2 | 335 |
6.5%
|
|
| 3 | 70 |
1.3%
|
|
| 4 | 52 |
1%
|
|
| Sysmiss | 42008 |