| School location | Number of schools and Percentage | ||
| 2000 | 2004 | 2012 | |
| Isolated | 8 (4.6%) | 4 (2.31%) | 3 (1.66%) |
| Rural | 90 (51.72%) | 93 (53.76%) | 115 (63.54%) |
| Small town | 41 (23.55%) | 33 (19.08%) | 35 (19.34%) |
| Large city/Urban | 35 (20.1%) | 42 (24.28%) | 28 (15.47%) |
| Total | 174 | 172 | 181 |