| Value | Category | Cases | |
|---|---|---|---|
| 0 | 00 not used at all | 88 |
5.6%
|
| 1 | 01 | 12 |
0.8%
|
| 2 | 02 | 48 |
3%
|
| 3 | 03 | 56 |
3.5%
|
| 4 | 04 | 69 |
4.4%
|
| 5 | 05 | 155 |
9.8%
|
| 6 | 06 | 136 |
8.6%
|
| 7 | 07 | 157 |
9.9%
|
| 8 | 08 | 194 |
12.3%
|
| 9 | 09 | 76 |
4.8%
|
| 10 | 10 used a lot | 99 |
6.3%
|
| 98 | 98 don't know | 2 |
0.1%
|
| 99 | 99 no answer | 1 |
0.1%
|
| Sysmiss | 485 |
30.7%
|