| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily | 61 |
3.6%
|
| 2 | Weekly | 107 |
6.3%
|
| 3 | Monthly | 179 |
10.5%
|
| 4 | Annually | 158 |
9.3%
|
| 5 | After a certain period of time | 1041 |
61.3%
|
| 6 | According to the harvest | 132 |
7.8%
|
| 98 | Don’t know | 21 |
1.2%
|
| Sysmiss | 3429 |