| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 93 |
6.6%
|
| 0 | No time was spent | 818 |
57.8%
|
| 1 | 19 |
1.3%
|
|
| 2 | 21 |
1.5%
|
|
| 3 | 18 |
1.3%
|
|
| 4 | 1 |
0.1%
|
|
| 5 | 51 |
3.6%
|
|
| 6 | 22 |
1.6%
|
|
| 7 | 7 |
0.5%
|
|
| 8 | 24 |
1.7%
|
|
| 9 | 7 |
0.5%
|
|
| 10 | 88 |
6.2%
|
|
| 12 | 14 |
1%
|
|
| 14 | 3 |
0.2%
|
|
| 15 | 23 |
1.6%
|
|
| 20 | 52 |
3.7%
|
|
| 24 | 2 |
0.1%
|
|
| 25 | 6 |
0.4%
|
|
| 30 | 36 |
2.5%
|
|
| 35 | 1 |
0.1%
|
|
| 40 | 13 |
0.9%
|
|
| 45 | 2 |
0.1%
|
|
| 48 | 2 |
0.1%
|
|
| 50 | 27 |
1.9%
|
|
| 60 | 7 |
0.5%
|
|
| 70 | 8 |
0.6%
|
|
| 80 | 15 |
1.1%
|
|
| 85 | 2 |
0.1%
|
|
| 90 | 6 |
0.4%
|
|
| 95 | 1 |
0.1%
|
|
| 100 | 27 |
1.9%
|