| Date | (US$ Billion) |
|---|---|
| 2010.11 | 379.26 |
| 2010.10 | 383.84 |
| 2010.09 | 380.50 |
| 2010.08 | 372.06 |
| 2010.07 | 370.11 |
| 2010.06 | 362.38 |
| 2010.05 | 360.12 |
| 2010.04 | 357.56 |
| 2010.03 | 355.04 |
| 2010.02 | 352.73 |
| 2010.01 | 350.71 |
| 2009.12 | 348.20 |
| 2009.11 | 347.19 |
| 2009.10 | 341.22 |
| 2009.09 | 332.24 |
| 2009.08 | 325.42 |
| 2009.07 | 321.09 |
| 2009.06 | 317.56 |
| 2009.05 | 312.64 |
| 2009.04 | 304.66 |
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