| Value | Category | Cases | |
|---|---|---|---|
| -9 | missing | 2 |
1%
|
| -8 | dont know | 0 |
0%
|
| -7 | na | 0 |
0%
|
| 0 | 0 | 152 |
76.4%
|
| 1 | 1-2 | 0 |
0%
|
| 2 | 4-10 | 9 |
4.5%
|
| 3 | 10 or more | 36 |
18.1%
|