| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 30 |
9.9%
|
| 0 | 26 |
8.6%
|
|
| 1 | 5 |
1.7%
|
|
| 4 | 1 |
0.3%
|
|
| 5 | 1 |
0.3%
|
|
| 6 | 1 |
0.3%
|
|
| 7 | 1 |
0.3%
|
|
| 8 | 1 |
0.3%
|
|
| 9 | 2 |
0.7%
|
|
| 10 | 3 |
1%
|
|
| 12 | 1 |
0.3%
|
|
| 15 | 2 |
0.7%
|
|
| 16 | 1 |
0.3%
|
|
| 18 | 2 |
0.7%
|
|
| 19 | 4 |
1.3%
|
|
| 20 | 18 |
6%
|
|
| 22 | 1 |
0.3%
|
|
| 24 | 1 |
0.3%
|
|
| 25 | 2 |
0.7%
|
|
| 26 | 2 |
0.7%
|
|
| 27 | 1 |
0.3%
|
|
| 28 | 1 |
0.3%
|
|
| 30 | 26 |
8.6%
|
|
| 32 | 1 |
0.3%
|
|
| 35 | 1 |
0.3%
|
|
| 40 | 49 |
16.2%
|
|
| 45 | 1 |
0.3%
|
|
| 50 | 10 |
3.3%
|
|
| 60 | 12 |
4%
|
|
| 70 | 4 |
1.3%
|
|
| 75 | 1 |
0.3%
|
|
| 80 | 38 |
12.6%
|
|
| 90 | 1 |
0.3%
|
|
| 100 | 10 |
3.3%
|
|
| 120 | 4 |
1.3%
|
|
| 130 | 1 |
0.3%
|
|
| 137 | 1 |
0.3%
|
|
| 150 | 2 |
0.7%
|
|
| 170 | 1 |
0.3%
|
|
| 200 | 4 |
1.3%
|
|
| 240 | 1 |
0.3%
|
|
| 250 | 4 |
1.3%
|
|
| 300 | 5 |
1.7%
|
|
| 400 | 1 |
0.3%
|
|
| 500 | 4 |
1.3%
|
|
| 600 | 1 |
0.3%
|
|
| 900 | 1 |
0.3%
|
|
| 1000 | 3 |
1%
|
|
| 1250 | 1 |
0.3%
|
|
| 1300 | 1 |
0.3%
|
|
| 2000 | 1 |
0.3%
|
|
| 3000 | 1 |
0.3%
|
|
| 5000 | 1 |
0.3%
|
|
| 9000 | 1 |
0.3%
|
|
| 19000 | 1 |
0.3%
|
|
| 45000 | 1 |
0.3%
|
|
| Sysmiss | 3 |