| Value | Category | Cases | |
|---|---|---|---|
| 1 | a.No difficulty | 9607 |
41.5%
|
| 2 | b.Some difficulty | 1225 |
5.3%
|
| 3 | c.A lot of difficulty | 362 |
1.6%
|
| 4 | d.Cannot do at all | 17 |
0.1%
|
| 5 | e.refused | 1 |
0%
|
| 6 | f.don't know | 3 |
0%
|
| Missing value | 11923 |
51.5%
|