Secondary school pupil-teacher ratio is the number of pupils enrolled in secondary school divided by the number of secondary school teachers (regardless of their teaching assignment).
| Fecha | Valor | Cambiar , % |
|---|---|---|
| 1976 | 10,8 | 4,42 % |
| 1975 | 10,4 | -0,26 % |
| 1972 | 10,4 | -0,84 % |
| 1971 | 10,5 |