| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Almost never | 1165 |
37.8%
|
| 2 | 2. Once a month | 501 |
16.2%
|
| 3 | 3. 2-3 times a month | 369 |
12%
|
| 4 | 4. Once a week | 431 |
14%
|
| 5 | 5. At least once a day | 568 |
18.4%
|
| 6 | 6. Special needs,cannot do exercise:sick | 32 |
1%
|
| 7 | 7. Refused answer | 9 |
0.3%
|
| 9 | 9.Missing | 10 |
0.3%
|