Value | Category | Cases | |
---|---|---|---|
0 | neither certificate or registered | 535 |
3.4%
|
1 | has certificate | 814 |
5.2%
|
2 | registered | 154 |
1%
|
8 | don't know | 11 |
0.1%
|
9 | 13 |
0.1%
|
|
11 | .Z | 14140 |