| Value | Category | Cases | |
|---|---|---|---|
| 1 | 74 |
2.4%
|
|
| 2 | 227 |
7.5%
|
|
| 3 | 158 |
5.2%
|
|
| 4 | 2562 |
84.8%
|
|
| 99 | NS/NR | 1 |
0%
|
| Sysmiss | 2015 |