| Year | Value (US Dollars) |
|---|---|
|
2023 |
60655000000 |
|
2022 |
50934000000 |
|
2021 |
41171000000 |
|
2020 |
37222000000 |
|
2019 |
37757000000 |
|
2018 |
32534000000 |
|
2017 |
29266000000 |
|
2016 |
24995000000 |
|
2015 |
30568000000 |
|
2014 |
41296000000 |