| Value | Category | Cases | |
|---|---|---|---|
| 1 | Do not usually do it | 37 |
2.9%
|
| 2 | Increased | 13 |
1%
|
| 3 | Unchanged | 1154 |
89.7%
|
| 4 | Decreased | 33 |
2.6%
|
| 5 | Initially changed but has now returned to normal | 24 |
1.9%
|
| 98 | I do not know | 17 |
1.3%
|
| 99 | Refused | 8 |
0.6%
|
| Sysmiss | 856 |