| Value | Category | Cases | |
|---|---|---|---|
| 0 | 00 not used at all | 303 |
20%
|
| 1 | 01 | 30 |
2%
|
| 2 | 02 | 62 |
4.1%
|
| 3 | 03 | 73 |
4.8%
|
| 4 | 04 | 63 |
4.2%
|
| 5 | 05 | 135 |
8.9%
|
| 6 | 06 | 84 |
5.6%
|
| 7 | 07 | 84 |
5.6%
|
| 8 | 08 | 136 |
9%
|
| 9 | 09 | 26 |
1.7%
|
| 10 | 10 used a lot | 47 |
3.1%
|
| 98 | 98 don't know | 2 |
0.1%
|
| 99 | 99 no answer | 0 |
0%
|
| Sysmiss | 467 |
30.9%
|