| Value | Category |
|---|---|
| 1 | No difficulty |
| 2 | Capital/credit |
| 3 | Technical knowhow |
| 4 | Government Regulation |
| 5 | OTHER |
| 6 | Accommodation |
| 7 | Could not find location |
| 8 | Getting a vehicle |
| 9 | Availability of market |
| 10 | Transportation |
| 11 | Site acquisition |
| 12 | Price instability |
| 13 | Milling machine unavailability |
| 14 | Availability of water |
| 15 | Tiredness |
| Sysmiss |