Figures in constant (2020) US$ are present according to calendar year, calculated on the assumption that, where financial years do not correspond to calendar years, spending is distributed evenly through the year
| 日付 | 値 | 変更 , % |
|---|---|---|
| 2021 | 209 | -11.70% |
| 2020 | 237 | -10.12% |
| 2019 | 264 | 26.40% |
| 2018 | 208 | 41.20% |
| 2017 | 148 | 5.11% |
| 2016 | 140 | 13.47% |
| 2015 | 124 | 3.77% |
| 2014 | 119 | -3.47% |
| 2013 | 124 | -3.61% |
| 2012 | 128 | -0.45% |
| 2011 | 129 | 5.93% |
| 2010 | 122 |