| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 6 |
0.5%
|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 40 | 1 |
0.1%
|
|
| 50 | 3 |
0.3%
|
|
| 55 | 3 |
0.3%
|
|
| 60 | 17 |
1.5%
|
|
| 65 | 1 |
0.1%
|
|
| 67 | 1 |
0.1%
|
|
| 70 | 56 |
4.9%
|
|
| 74 | 1 |
0.1%
|
|
| 75 | 3 |
0.3%
|
|
| 80 | 50 |
4.4%
|
|
| 82 | 1 |
0.1%
|
|
| 83 | 1 |
0.1%
|
|
| 85 | 10 |
0.9%
|
|
| 90 | 22 |
1.9%
|
|
| 94 | 2 |
0.2%
|
|
| 95 | 16 |
1.4%
|
|
| 98 | 1 |
0.1%
|
|
| 100 | 950 |
83%
|
|
| Sysmiss | 178 |