| Value |
Category |
| 1 |
AT LEAST 3 RDG COMPR. ACT. AFTER INSTR |
| 2 |
< 3 RDG COMPR. ACT. AFTER INSTR. |
| 9 |
OMITTED |
| 11 |
.A |
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.