| Value | Category | Cases | |
|---|---|---|---|
| 1 | High cost | 154 |
7%
|
| 2 | Long time | 294 |
13.4%
|
| 3 | Both | 269 |
12.2%
|
| 8 | Not applicable | 1454 |
66.2%
|
| 9 | Don't know | 27 |
1.2%
|