Value | Category | Cases | |
---|---|---|---|
0 | nil | 43 |
20.6%
|
1 | 62 |
29.7%
|
|
2 | 15 |
7.2%
|
|
99 | don't know | 1 |
0.5%
|
999 | not applicable | 88 |
42.1%
|
Sysmiss | 5 |