| Year | Value (US Dollars) |
|---|---|
|
2023 |
17148000000 |
|
2022 |
17313000000 |
|
2021 |
16800000000 |
|
2020 |
13839000000 |
|
2019 |
16451000000 |
|
2018 |
16412000000 |
|
2017 |
15761000000 |
|
2016 |
15796000000 |
|
2015 |
17139000000 |
|
2014 |
19099000000 |