| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 76 |
5.4%
|
| 0 | 914 |
64.5%
|
|
| 1 | 40 |
2.8%
|
|
| 2 | 40 |
2.8%
|
|
| 3 | 22 |
1.6%
|
|
| 4 | 20 |
1.4%
|
|
| 5 | 53 |
3.7%
|
|
| 6 | 13 |
0.9%
|
|
| 7 | 10 |
0.7%
|
|
| 8 | 5 |
0.4%
|
|
| 9 | 4 |
0.3%
|
|
| 10 | 48 |
3.4%
|
|
| 11 | 4 |
0.3%
|
|
| 12 | 5 |
0.4%
|
|
| 13 | 1 |
0.1%
|
|
| 14 | 5 |
0.4%
|
|
| 15 | 13 |
0.9%
|
|
| 16 | 1 |
0.1%
|
|
| 17 | 2 |
0.1%
|
|
| 18 | 2 |
0.1%
|
|
| 19 | 1 |
0.1%
|
|
| 20 | 36 |
2.5%
|
|
| 23 | 1 |
0.1%
|
|
| 25 | 5 |
0.4%
|
|
| 27 | 1 |
0.1%
|
|
| 29 | 2 |
0.1%
|
|
| 30 | 14 |
1%
|
|
| 31 | 1 |
0.1%
|
|
| 34 | 1 |
0.1%
|
|
| 35 | 2 |
0.1%
|
|
| 36 | 1 |
0.1%
|
|
| 38 | 2 |
0.1%
|
|
| 40 | 5 |
0.4%
|
|
| 42 | 2 |
0.1%
|
|
| 45 | 3 |
0.2%
|
|
| 50 | 9 |
0.6%
|
|
| 52 | 1 |
0.1%
|
|
| 57 | 1 |
0.1%
|
|
| 60 | 3 |
0.2%
|
|
| 65 | 1 |
0.1%
|
|
| 68 | 1 |
0.1%
|
|
| 70 | 2 |
0.1%
|
|
| 74 | 1 |
0.1%
|
|
| 75 | 1 |
0.1%
|
|
| 78 | 1 |
0.1%
|
|
| 80 | 2 |
0.1%
|
|
| 84 | 1 |
0.1%
|
|
| 85 | 1 |
0.1%
|
|
| 91 | 1 |
0.1%
|
|
| 100 | 10 |
0.7%
|
|
| 102 | 1 |
0.1%
|
|
| 118 | 1 |
0.1%
|
|
| 120 | 3 |
0.2%
|
|
| 133 | 1 |
0.1%
|
|
| 150 | 2 |
0.1%
|
|
| 180 | 3 |
0.2%
|
|
| 190 | 1 |
0.1%
|
|
| 195 | 1 |
0.1%
|
|
| 200 | 3 |
0.2%
|
|
| 205 | 1 |
0.1%
|
|
| 217 | 1 |
0.1%
|
|
| 250 | 1 |
0.1%
|
|
| 280 | 1 |
0.1%
|
|
| 303 | 1 |
0.1%
|
|
| 310 | 1 |
0.1%
|
|
| 375 | 1 |
0.1%
|
|
| 400 | 1 |
0.1%
|
|
| 1500 | 1 |
0.1%
|