Value | Category | Cases | |
---|---|---|---|
1 | Very common | 20 |
0.9%
|
2 | Fairly common | 25 |
1.1%
|
3 | Fairly rare | 164 |
7.5%
|
4 | Very rare | 1720 |
78.3%
|
9 | Don't know | 269 |
12.2%
|