| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 1284 |
95%
|
| 1 | 17 |
1.3%
|
|
| 2 | 23 |
1.7%
|
|
| 3 | 2 |
0.1%
|
|
| 5 | 2 |
0.1%
|
|
| 6 | 1 |
0.1%
|
|
| 7 | 1 |
0.1%
|
|
| Sysmiss | 21 |
1.6%
|