| Value | Category | Cases | |
|---|---|---|---|
| 1 | improved | 781 |
14%
|
| 2 | traditional | 4279 |
76.6%
|
| 3 | IMPROVED, RECYCLED | 524 |
9.4%
|
| 4 | OTHER (SPECIFY) | 1 |
0%
|
| Sysmiss | 1541 |