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
| तिथि | मान | बदले , % |
|---|---|---|
| 2021 | 190 | -20.44% |
| 2020 | 238 | -9.49% |
| 2019 | 263 | 16.60% |
| 2018 | 226 | 5.44% |
| 2017 | 214 | 16.00% |
| 2016 | 185 | 35.49% |
| 2014 | 136 | 38.67% |
| 2013 | 98 | -32.60% |
| 2012 | 146 | 90.99% |
| 2011 | 76 | 16.15% |
| 2010 | 66 | 31.32% |
| 2009 | 50 |