| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 10 |
2%
|
| 0 | No time was spent | 214 |
41.9%
|
| 1 | 26 |
5.1%
|
|
| 2 | 46 |
9%
|
|
| 3 | 6 |
1.2%
|
|
| 4 | 6 |
1.2%
|
|
| 5 | 34 |
6.7%
|
|
| 6 | 3 |
0.6%
|
|
| 7 | 5 |
1%
|
|
| 9 | 4 |
0.8%
|
|
| 10 | 38 |
7.4%
|
|
| 12 | 9 |
1.8%
|
|
| 14 | 1 |
0.2%
|
|
| 15 | 22 |
4.3%
|
|
| 20 | 26 |
5.1%
|
|
| 25 | 7 |
1.4%
|
|
| 30 | 6 |
1.2%
|
|
| 35 | 1 |
0.2%
|
|
| 40 | 10 |
2%
|
|
| 50 | 3 |
0.6%
|
|
| 55 | 1 |
0.2%
|
|
| 56 | 1 |
0.2%
|
|
| 60 | 10 |
2%
|
|
| 70 | 5 |
1%
|
|
| 75 | 1 |
0.2%
|
|
| 80 | 9 |
1.8%
|
|
| 90 | 1 |
0.2%
|
|
| 100 | 6 |
1.2%
|