| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3228 |
82.8%
|
| 2 | 1-4 hours a year | 375 |
9.6%
|
| 3 | 5-19 hours year | 161 |
4.1%
|
| 4 | 20-49 hours a year | 95 |
2.4%
|
| 5 | 50 or more hours a year | 41 |
1.1%
|
| 7 | N/A | 6215 | |
| 8 | Invalid | 2 | |
| 9 | Missing | 230 |