| 2015 | 2016 |
2017 |
2018 | 2019 | 2020 | |
| US$. Mn |
US$. Mn | US$. Mn | US$. Mn | US$. Mn | US$. Mn | |
| Chapter 61 | 104.58 |
104.0 |
115.0 | 112.0 | 116.0 | 95.30 |
| Chapter 62 | 67.38 | 69.0 | 84.0 | 75.0 | 73.0 | 36.85 |
| Chapter 63 | 1.62 | 1.0 | 2.0 | 1.0 | 2.0 | 1.51 |
| Total | 173.58 | 174.0 | 201.0 | 188.0 | 191.0 | 133.66 |
