| Year | Value (US Dollars) |
|---|---|
|
2023 |
9000000000 |
|
2022 |
7874000000 |
|
2021 |
6981000000 |
|
2020 |
5521000000 |
|
2019 |
6583000000 |
|
2018 |
5656000000 |
|
2017 |
4796000000 |
|
2016 |
5206000000 |
|
2015 |
6045000000 |
|
2014 |
7553000000 |