| Year | Value (US Dollars) |
|---|---|
|
2023 |
55788000000 |
|
2022 |
54695000000 |
|
2021 |
44223000000 |
|
2020 |
33605000000 |
|
2019 |
39337000000 |
|
2018 |
39252000000 |
|
2017 |
35851000000 |
|
2016 |
34894000000 |
|
2015 |
32379000000 |
|
2014 |
30405000000 |