| Value | Category | Cases | |
|---|---|---|---|
| 0 | none | 350 |
42.9%
|
| 1 | less than 20 percent | 82 |
10%
|
| 2 | 20-50 percent | 161 |
19.7%
|
| 3 | more than 50 percent | 223 |
27.3%
|
| Sysmiss | 11299 |