Value | Category | Cases | |
---|---|---|---|
0 | neither certificate or registered | 76 |
0.5%
|
1 | has certificate | 76 |
0.5%
|
2 | registered | 14 |
0.1%
|
8 | don't know | 1 |
0%
|
9 | 1 |
0%
|
|
11 | .Z | 15499 |