| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2280 |
45.2%
|
|
| 1 | 2152 |
42.7%
|
|
| 2 | 496 |
9.8%
|
|
| 3 | 96 |
1.9%
|
|
| 4 | 8 |
0.2%
|
|
| 8 | 8 |
0.2%
|
|
| Sysmiss | 16240 |