| Value | Category | Cases | |
|---|---|---|---|
| 1 | Lacked information | 256 |
19.8%
|
| 2 | Lacked time | 1037 |
80.2%
|
| 3 | Lacked materials | 0 |
0%
|
| 4 | Don't think it's effective | 0 |
0%
|
| 5 | Not interested | 0 |
0%
|
| 6 | Other specify | 0 |
0%
|
| Sysmiss | 7282 |