| 2015 | 2016 |
2017 |
2018 | 2019 | 2020 | |
| US$. Mn |
US$. Mn | US$. Mn | US$. Mn | US$. Mn | US$. Mn | |
| Chapter 61 | 227.61 |
223.0 |
237.0 | 259.0 | 281.0 | 182.17 |
| Chapter 62 | 160.10 | 134.0 | 162.0 | 179.0 | 167.0 | 99.18 |
| Chapter 63 | 6.45 | 7.0 | 7.0 | 8.0 | 11.0 | 18.13 |
| Total | 394.16 | 364.0 | 406.0 | 446.0 | 459.0 | 299.48 |
