Pupil-teacher ratio. Primary is the number of pupils enrolled in primary school divided by the number of primary school teachers.
| तिथि | मान | बदले , % |
|---|---|---|
| 2015 | 18.9 | 7.67% |
| 2012 | 17.6 | 1.11% |
| 2011 | 17.4 | 7.78% |
| 2010 | 16.1 | 1.81% |
| 2009 | 15.8 | -0.21% |
| 2008 | 15.9 | -4.12% |
| 2007 | 16.5 | -1.57% |
| 2006 | 16.8 | -1.11% |
| 2005 | 17.0 | -2.77% |
| 2004 | 17.5 | -0.10% |
| 2003 | 17.5 | 0.30% |
| 2002 | 17.4 |