| Value |
Category |
| 1 |
Kh«ng bÞ ¶nh hëng |
| 2 |
¶nh hëng ®«i chót |
| 3 |
¶nh hëng nhiÒu |
| 4 |
¶nh hëng rÊt nhiÒu |
| 9 |
Missing |
| Sysmiss |
|
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.