| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 |
0.3%
|
|
| 1 | New Improved | 6748 |
97.9%
|
| 2 | Old improved | 95 |
1.4%
|
| 3 | Traditional | 33 |
0.5%
|
| Sysmiss | 15 |