| Value | Category |
|---|---|
| -66 | SKIP |
| 77 | refused |
| 88 | don't know |
| 99 | missing |
| 101 | |
| 103 | |
| 104 | |
| 105 | |
| 106 | |
| 107 | |
| 117 | |
| 118 | |
| 120 | |
| 122 | |
| 123 | |
| 124 | |
| 125 | |
| 130 | |
| 139 | |
| 144 | |
| 145 | |
| 146 | |
| 151 | |
| 152 | |
| 154 | |
| 156 | |
| 158 | |
| 159 | |
| 161 | |
| 165 | |
| 166 | |
| 167 | |
| 168 | |
| 169 | |
| 170 | |
| 177 | |
| 179 | |
| 181 | |
| 182 | |
| 185 | |
| 186 | |
| 191 | |
| 193 | |
| 195 | |
| 200 | |
| 221 | |
| 222 | |
| 230 | |
| 237 | |
| 238 | |
| Sysmiss |