| Value | Category | Cases | |
|---|---|---|---|
| 1 | 159 |
0.9%
|
|
| 2 | 771 |
4.5%
|
|
| 3 | 3146 |
18.5%
|
|
| 4 | 5489 |
32.3%
|
|
| 5 | 7436 |
43.7%
|
|
| Sysmiss | 171499 |