| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 18 |
2.9%
|
| 0 | No time was spent | 269 |
44%
|
| 1 | 42 |
6.9%
|
|
| 2 | 23 |
3.8%
|
|
| 3 | 15 |
2.5%
|
|
| 4 | 8 |
1.3%
|
|
| 5 | 55 |
9%
|
|
| 6 | 1 |
0.2%
|
|
| 7 | 5 |
0.8%
|
|
| 8 | 2 |
0.3%
|
|
| 9 | 4 |
0.7%
|
|
| 10 | 56 |
9.2%
|
|
| 11 | 1 |
0.2%
|
|
| 12 | 3 |
0.5%
|
|
| 13 | 5 |
0.8%
|
|
| 15 | 11 |
1.8%
|
|
| 16 | 1 |
0.2%
|
|
| 17 | 1 |
0.2%
|
|
| 18 | 1 |
0.2%
|
|
| 20 | 24 |
3.9%
|
|
| 22 | 1 |
0.2%
|
|
| 23 | 1 |
0.2%
|
|
| 24 | 2 |
0.3%
|
|
| 25 | 7 |
1.1%
|
|
| 26 | 1 |
0.2%
|
|
| 27 | 1 |
0.2%
|
|
| 30 | 23 |
3.8%
|
|
| 35 | 1 |
0.2%
|
|
| 40 | 7 |
1.1%
|
|
| 45 | 1 |
0.2%
|
|
| 50 | 9 |
1.5%
|
|
| 56 | 1 |
0.2%
|
|
| 60 | 2 |
0.3%
|
|
| 70 | 1 |
0.2%
|
|
| 80 | 3 |
0.5%
|
|
| 96 | 1 |
0.2%
|
|
| 100 | 5 |
0.8%
|