| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 10 |
3.1%
|
| 0 | 147 |
45.9%
|
|
| 1 | 21 |
6.6%
|
|
| 2 | 23 |
7.2%
|
|
| 3 | 8 |
2.5%
|
|
| 4 | 13 |
4.1%
|
|
| 5 | 15 |
4.7%
|
|
| 6 | 5 |
1.6%
|
|
| 7 | 3 |
0.9%
|
|
| 8 | 1 |
0.3%
|
|
| 9 | 6 |
1.9%
|
|
| 10 | 7 |
2.2%
|
|
| 11 | 3 |
0.9%
|
|
| 12 | 5 |
1.6%
|
|
| 14 | 3 |
0.9%
|
|
| 15 | 5 |
1.6%
|
|
| 16 | 3 |
0.9%
|
|
| 17 | 2 |
0.6%
|
|
| 18 | 1 |
0.3%
|
|
| 19 | 1 |
0.3%
|
|
| 20 | 8 |
2.5%
|
|
| 23 | 1 |
0.3%
|
|
| 25 | 4 |
1.3%
|
|
| 26 | 3 |
0.9%
|
|
| 27 | 1 |
0.3%
|
|
| 28 | 1 |
0.3%
|
|
| 29 | 1 |
0.3%
|
|
| 30 | 3 |
0.9%
|
|
| 31 | 1 |
0.3%
|
|
| 32 | 2 |
0.6%
|
|
| 33 | 1 |
0.3%
|
|
| 35 | 1 |
0.3%
|
|
| 39 | 1 |
0.3%
|
|
| 42 | 1 |
0.3%
|
|
| 43 | 1 |
0.3%
|
|
| 45 | 1 |
0.3%
|
|
| 66 | 1 |
0.3%
|
|
| 78 | 2 |
0.6%
|
|
| 80 | 1 |
0.3%
|
|
| 104 | 1 |
0.3%
|
|
| 200 | 1 |
0.3%
|
|
| 453 | 1 |
0.3%
|