| Value |
Category |
| 1 |
Easily |
| 2 |
With Difficulty |
| 3 |
Not at All |
| 7 |
Missing |
| 8 |
Not Applicable |
| 9 |
DK |
| 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.