| 2015 | 2016 |
2017 |
2018 | 2019 | 2020 | |
| US$. Mn |
US$. Mn | US$. Mn | US$. Mn | US$. Mn | US$. Mn | |
| Chapter 61 | 211.35 |
222.0 |
258.0 | 258.0 | 258.0 | 263.53 |
| Chapter 62 | 157.90 | 146.0 | 187.0 | 201.0 | 194.0 | 148.87 |
| Chapter 63 | 6.39 | 6.0 | 7.0 | 9.0 | 8.0 | 13.20 |
| Total | 375.64 | 374.0 | 452.0 | 468.0 | 460.0 | 425.60 |
