Table 4 Measures of efficiency by region from 2011 to 2015
Southern zone | Middle zone | Northern zone | |
|---|---|---|---|
2011 | |||
Overall efficiency | 0.3549 | 0.2938 | 0.2026 |
Scale efficiency | 0.6900 | 0.6354 | 0.4468 |
Pure technical efficiency | 0.4991 | 0.4484 | 0.4400 |
2012 | |||
Overall efficiency | 0.3754 | 0.2710 | 0.1987 |
Scale efficiency | 0.7162 | 0.6351 | 0.4352 |
Pure technical efficiency | 0.5084 | 0.4140 | 0.4427 |
2013 | |||
Overall efficiency | 0.3897 | 0.3064 | 0.2223 |
Scale efficiency | 0.7079 | 0.6579 | 0.4653 |
Pure technical efficiency | 0.5340 | 0.4518 | 0.4636 |
2014 | |||
Overall efficiency | 0.2255 | 0.1762 | 0.1438 |
Scale efficiency | 0.6847 | 0.5574 | 0.4063 |
Pure technical efficiency | 0.3195 | 0.3066 | 0.3432 |
2015 | |||
Overall efficiency | 0.2259 | 0.1984 | 0.1587 |
Scale efficiency | 0.6163 | 0.5772 | 0.3899 |
Pure technical efficiency | 0.3555 | 0.3333 | 0.3948 |