| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 12 |
2%
|
| -7 | Does not apply (spontaneous) | 0 |
0%
|
| 0 | 485 |
80.8%
|
|
| 2 | 2 |
0.3%
|
|
| 3 | 3 |
0.5%
|
|
| 4 | 2 |
0.3%
|
|
| 5 | 29 |
4.8%
|
|
| 8 | 2 |
0.3%
|
|
| 10 | 28 |
4.7%
|
|
| 12 | 1 |
0.2%
|
|
| 14 | 3 |
0.5%
|
|
| 15 | 5 |
0.8%
|
|
| 18 | 4 |
0.7%
|
|
| 20 | 10 |
1.7%
|
|
| 30 | 8 |
1.3%
|
|
| 35 | 1 |
0.2%
|
|
| 40 | 1 |
0.2%
|
|
| 45 | 1 |
0.2%
|
|
| 50 | 2 |
0.3%
|
|
| 70 | 1 |
0.2%
|