| Year | Value (US Dollars) |
|---|---|
|
2023 |
19669000000 |
|
2022 |
22381000000 |
|
2021 |
21560000000 |
|
2020 |
16340000000 |
|
2019 |
16101000000 |
|
2018 |
17017000000 |
|
2017 |
14559000000 |
|
2016 |
13171000000 |
|
2015 |
12836000000 |
|
2014 |
16042000000 |