| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Almost never | 938 |
30.4%
|
| 2 | 2. Once a month | 460 |
14.9%
|
| 3 | 3. 2-3 times a month | 383 |
12.4%
|
| 4 | 4. Once a week | 428 |
13.9%
|
| 5 | 5. At least once a day | 829 |
26.9%
|
| 6 | 6. Special needs,cannot do exercise:sick | 32 |
1%
|
| 7 | 7. Refused answer | 9 |
0.3%
|
| 9 | 9.Missing | 6 |
0.2%
|