| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 not used at all | 92 |
6.1%
|
| 1 | 1 | 32 |
2.1%
|
| 2 | 2 | 55 |
3.7%
|
| 3 | 3 | 50 |
3.3%
|
| 4 | 4 | 69 |
4.6%
|
| 5 | 5 | 146 |
9.7%
|
| 6 | 6 | 88 |
5.9%
|
| 7 | 7 | 100 |
6.7%
|
| 8 | 8 | 166 |
11.1%
|
| 9 | 9 | 48 |
3.2%
|
| 10 | 10 used a lot | 73 |
4.9%
|
| 98 | 98 don't know | 0 |
0%
|
| 99 | 99 no answer | 0 |
0%
|
| Sysmiss | 583 |
38.8%
|