| Value |
Category |
| 1 |
rÊt kh«ng hµi lßng |
| 2 |
kh«ng hµi lßng |
| 3 |
b×nh thêng |
| 4 |
hµi lßng |
| 5 |
rÊt hµi lßng |
| 9 |
|
| 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.