| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 826,232 | +54.7% |
| 2023/12 | 534,216 | +1862.2% |
| 2022/12 | 27,225 | -88.4% |
| 2021/12 | 234,077 | +1.7% |
| 2020/12 | 230,145 | -41.3% |
| 2019/12 | 392,348 | -8.0% |
| 2018/12 | 426,339 | +396.9% |
| 2017/12 | 85,800 | +301.8% |
| 2016/12 | 21,355 | -32.4% |
| 2015/12 | 31,608 | -38.8% |
| 2014/12 | 51,666 | +20.2% |
| 2013/12 | 42,986 | +125.2% |
| 2012/12 | 19,087 | +97.8% |
| 2011/12 | 9,650 | - |