| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 334,561 | -25.9% |
| 2023/12 | 451,505 | +1.0% |
| 2022/12 | 447,229 | -23.4% |
| 2021/12 | 583,675 | +146.1% |
| 2020/12 | 237,203 | +1118.2% |
| 2019/12 | 19,472 | -76.7% |
| 2018/12 | 83,510 | +80.1% |
| 2017/12 | 46,365 | -16.0% |
| 2016/12 | 55,213 | +13.5% |
| 2015/12 | 48,641 | -25.1% |
| 2014/12 | 64,899 | -24.7% |
| 2013/12 | 86,166 | +59.4% |
| 2012/12 | 54,040 | -54.4% |
| 2011/12 | 118,569 | - |