| Value | Category | Cases | |
|---|---|---|---|
| 1 | too expensive | 1272 |
63.2%
|
| 2 | difficult to obtain locally | 38 |
1.9%
|
| 3 | no good service for it | 16 |
0.8%
|
| 4 | workers not qualified for it | 38 |
1.9%
|
| 5 | other | 649 |
32.2%
|
| Sysmiss | 935 |