| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 1 |
0.1%
|
| -88 | Refused | 0 |
0%
|
| -77 | NA | 5 |
0.4%
|
| 0 | Has not left home | 10 |
0.8%
|
| 1 | Never | 2 |
0.2%
|
| 2 | Sometimes | 18 |
1.5%
|
| 3 | Usually | 19 |
1.6%
|
| 4 | Always | 1163 |
95.5%
|