| Value | Category | Cases | |
|---|---|---|---|
| 1 | Traditional | 16686 |
91.4%
|
| 2 | Extensive | 1101 |
6%
|
| 3 | 387 |
2.1%
|
|
| 4 | 87 |
0.5%
|
|
| Sysmiss | 9 |