| Value | Category | Cases | |
|---|---|---|---|
| 1 | never | 3987 |
85.5%
|
| 2 | 1/2x per yr | 359 |
7.7%
|
| 3 | 1/2x per mo | 239 |
5.1%
|
| 4 | 1/2x per wk | 64 |
1.4%
|
| 5 | daily | 16 |
0.3%
|
| 8 | dk | 0 |
0%
|
| 9 | na | 0 |
0%
|