| Value | Category | Cases | |
|---|---|---|---|
| 0 | Did not grow rice at that time | 56 |
18.3%
|
| 1 | Area decreased since then | 46 |
15%
|
| 2 | Area unchanged | 118 |
38.6%
|
| 3 | Area increased since then | 86 |
28.1%
|
| Sysmiss | 4687 |