| Student-Teacher Ratio by Level of School | ||||||
| Year | Institutions of Higher Education | Secondary Schools |
Primary Schools | |||
| Number of Teachers ( 10 000 persons ) |
Student-Teacher Ratio | Number of Teachers ( 10 000 persons ) |
Student-Teacher Ratio | Number of Teachers ( 10 000 persons ) |
Student-Teacher Ratio | |
| 1978 | 20.6 | 4.2 | 328.1 | 20.2 | 522.6 | 28.0 |
| 1980 | 24.7 | 4.6 | 317.1 | 17.9 | 549.9 | 26.6 |
| 1985 | 34.4 | 5.0 | 296.7 | 17.2 | 537.7 | 24.9 |
| 1986 | 37.2 | 5.1 | 311.5 | 17.1 | 541.4 | 24.3 |
| 1987 | 38.5 | 5.1 | 326.6 | 16.5 | 543.4 | 23.6 |
| 1988 | 39.3 | 5.3 | 338.9 | 15.5 | 550.1 | 22.8 |
| 1989 | 39.7 | 5.2 | 342.3 | 14.8 | 554.4 | 22.3 |
| 1990 | 39.5 | 5.2 | 349.2 | 14.6 | 558.2 | 21.9 |
| 1991 | 39.1 | 5.2 | 355.7 | 14.7 | 553.2 | 22.0 |
| 1992 | 38.8 | 5.6 | 362.4 | 14.8 | 552.7 | 22.1 |
| 1993 | 38.8 | 6.5 | 366.8 | 14.7 | 555.2 | 22.4 |
| 1994 | 39.6 | 7.1 | 375.7 | 15.2 | 561.1 | 22.9 |
| 1995 | 40.1 | 7.2 | 388.3 | 15.9 | 566.4 | 23.3 |
| 1996 | 40.3 | 7.5 | 404.0 | 16.4 | 573.6 | 23.7 |
| 1997 | 40.5 | 7.8 | 418.6 | 16.7 | 579.4 | 24.2 |
| 1998 | 40.7 | 8.4 | 431.2 | 17.0 | 581.9 | 23.9 |
| 1999 | 42.6 | 9.7 | 459.6 | 17.4 | 586.1 | 23.1 |
| 2000 | 46.3 | 12.0 | 458.2 | 18.2 | 586.0 | 22.2 |
| 2001 | 53.2 | 13.5 | 472.4 | 18.5 | 579.8 | 21.6 |
| 2002 | 61.8 | 14.6 | 503.0 | 18.7 | 577.9 | 21.0 |
| 2003 | 72.5 | 15.3 | 518.0 | 18.9 | 570.3 | 20.5 |