| Value | Category | Cases | |
|---|---|---|---|
| 0 | none | 3429 |
65%
|
| 1 | 1602 |
30.4%
|
|
| 2 | 184 |
3.5%
|
|
| 3 | 52 |
1%
|
|
| 4 | 3 |
0.1%
|
|
| 5 | 5 |
0.1%
|
|
| Sysmiss | 157184 |