| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 77 |
14.7%
|
| 2 | 1 |
0.2%
|
|
| 3 | 1 |
0.2%
|
|
| 5 | 9 |
1.7%
|
|
| 10 | 43 |
8.2%
|
|
| 12 | 1 |
0.2%
|
|
| 15 | 29 |
5.5%
|
|
| 20 | 74 |
14.1%
|
|
| 22 | 1 |
0.2%
|
|
| 24 | 1 |
0.2%
|
|
| 25 | 31 |
5.9%
|
|
| 28 | 2 |
0.4%
|
|
| 30 | 93 |
17.7%
|
|
| 31 | 1 |
0.2%
|
|
| 32 | 3 |
0.6%
|
|
| 33 | 1 |
0.2%
|
|
| 35 | 20 |
3.8%
|
|
| 36 | 1 |
0.2%
|
|
| 38 | 3 |
0.6%
|
|
| 40 | 34 |
6.5%
|
|
| 42 | 2 |
0.4%
|
|
| 45 | 8 |
1.5%
|
|
| 50 | 37 |
7.1%
|
|
| 52 | 1 |
0.2%
|
|
| 55 | 4 |
0.8%
|
|
| 60 | 11 |
2.1%
|
|
| 62 | 1 |
0.2%
|
|
| 70 | 13 |
2.5%
|
|
| 75 | 3 |
0.6%
|
|
| 80 | 6 |
1.1%
|
|
| 90 | 5 |
1%
|
|
| 95 | 1 |
0.2%
|
|
| 99 | 1 |
0.2%
|
|
| 100 | 5 |
1%
|
|
| Sysmiss | 845 |