| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1990 |
90.5%
|
|
| 1 | 72 |
3.3%
|
|
| 2 | 63 |
2.9%
|
|
| 3 | 22 |
1%
|
|
| 4 | 17 |
0.8%
|
|
| 5 | 11 |
0.5%
|
|
| 6 | 6 |
0.3%
|
|
| 7 | 17 |
0.8%
|
|
| Sysmiss | 2 |