| Year | Value (US Dollars) |
|---|---|
|
2023 |
30928000000 |
|
2022 |
33479000000 |
|
2021 |
27985000000 |
|
2020 |
25835000000 |
|
2019 |
29178000000 |
|
2018 |
31696000000 |
|
2017 |
29896000000 |
|
2016 |
32060000000 |
|
2015 |
32610000000 |
|
2014 |
30448000000 |