| （単位：百万ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2023/12 | 576 | +229.1% |
| 2022/12 | 175 | +250.0% |
| 2021/12 | 50 | -90.0% |
| 2020/12 | 501 | -49.8% |
| 2019/12 | 998 | -86.4% |
| 2018/12 | 7,320 | -24.7% |
| 2017/12 | 9,720 | +338.1% |
| 2016/12 | 2,219 | +89.4% |
| 2015/12 | 1,171 | +2.5% |
| 2014/12 | 1,142 | -79.1% |
| 2013/12 | 5,463 | +49.8% |
| 2012/12 | 3,647 | +80.1% |
| 2011/12 | 2,024 | +55.4% |
| 2010/12 | 1,303 | - |