| Value | Category | Cases | |
|---|---|---|---|
| -9 | don't know | 0 |
0%
|
| -8 | does not apply | 0 |
0%
|
| -7 | refused to answer | 0 |
0%
|
| 1 | a - per year | 1 |
50%
|
| 2 | b - per month | 0 |
0%
|
| 3 | c - per week | 0 |
0%
|
| 4 | d - per day | 0 |
0%
|
| 5 | e - per harvest | 1 |
50%
|
| Sysmiss | 4119 |