| Value |
Category |
| 1 |
none |
| 2 |
digging well |
| 3 |
digging ditch |
| 4 |
terracing |
| 5 |
drainage construction |
| 6 |
soil reclamation |
| 7 |
establish orchard |
| 8 |
perennail trees |
| 9 |
other |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.