Value |
Category |
1 |
Menos de 1 hora |
2 |
De 1 a 2 horas |
3 |
De 3 a 4 horas |
4 |
Más de 4 horas |
9 |
No especificado |
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.