| Value |
Category |
| 1 |
More than sufficient |
| 2 |
About adequate |
| 3 |
Insufficient |
| 4 |
Don't know |
| 7 |
|
| 0 |
NR |
| 9 |
NA |
| 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.