| Year | Value (US Dollars) |
|---|---|
|
2023 |
25535000000 |
|
2022 |
27208000000 |
|
2021 |
26170000000 |
|
2020 |
21165000000 |
|
2019 |
24264000000 |
|
2018 |
24175000000 |
|
2017 |
22876000000 |
|
2016 |
21872000000 |
|
2015 |
23289000000 |
|
2014 |
26656000000 |