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 , % |
|---|---|---|
| 2008 | 12,2 | -10,28 % |
| 2007 | 13,6 | -3,91 % |
| 2006 | 14,2 | -6,15 % |
| 2005 | 15,1 | -1,99 % |
| 2004 | 15,4 | -4,47 % |
| 2003 | 16,1 | -5,23 % |
| 2002 | 17,0 | -2,52 % |
| 2001 | 17,5 | 42,13 % |
| 2000 | 12,3 | -0,95 % |
| 1998 | 12,4 | 28,49 % |
| 1994 | 9,7 | 36,20 % |
| 1988 | 7,1 |