| GDP | Revenue | Retained Revenue | |||||||
| Finance | Education | Budget & Planning | Finance | Education | Budget & Planning | Finance | Education | Budget & Planning | |
| 2016 | 1.46% | 0.47% | 1.13% | 26.46% | 8.55% | 20.43% | 46.66% | 15.08% | 36.02% |
| 2017 | 1.63% | 0.39% | 1.20% | 24.93% | 6.02% | 18.30% | 65.19% | 15.75% | 47.84% |
| 2018 | 1.74% | 0.51% | 1.45% | 23.22% | 6.82% | 19.46% | 52.98% | 15.56% | 44.41% |