| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 71 |
2.1%
|
| 0 | 294 |
8.5%
|
|
| 1 | 1 |
0%
|
|
| 5 | 3 |
0.1%
|
|
| 9 | 1 |
0%
|
|
| 10 | 39 |
1.1%
|
|
| 15 | 32 |
0.9%
|
|
| 20 | 213 |
6.2%
|
|
| 22 | 1 |
0%
|
|
| 25 | 145 |
4.2%
|
|
| 30 | 305 |
8.8%
|
|
| 33 | 1 |
0%
|
|
| 35 | 48 |
1.4%
|
|
| 37 | 1 |
0%
|
|
| 40 | 152 |
4.4%
|
|
| 42 | 1 |
0%
|
|
| 45 | 7 |
0.2%
|
|
| 47 | 1 |
0%
|
|
| 50 | 248 |
7.2%
|
|
| 55 | 2 |
0.1%
|
|
| 60 | 103 |
3%
|
|
| 62 | 1 |
0%
|
|
| 65 | 3 |
0.1%
|
|
| 67 | 1 |
0%
|
|
| 70 | 91 |
2.6%
|
|
| 75 | 9 |
0.3%
|
|
| 78 | 1 |
0%
|
|
| 80 | 82 |
2.4%
|
|
| 85 | 8 |
0.2%
|
|
| 90 | 21 |
0.6%
|
|
| 95 | 3 |
0.1%
|
|
| 100 | 1559 |
45.2%
|
|
| Sysmiss | 15209 |