| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 59,956 | -53.7% |
| 2023/12 | 129,392 | -40.9% |
| 2022/12 | 218,759 | +59.1% |
| 2021/12 | 137,455 | +33.1% |
| 2020/12 | 103,240 | -57.1% |
| 2019/12 | 240,470 | -43.7% |
| 2018/12 | 427,348 | +43.4% |
| 2017/12 | 297,961 | -12.7% |
| 2016/12 | 341,194 | +15.1% |
| 2015/12 | 296,468 | +227.7% |
| 2014/12 | 90,456 | -51.1% |
| 2013/12 | 184,822 | +75.8% |
| 2012/12 | 105,105 | -27.2% |
| 2011/12 | 144,431 | -2.3% |
| 2010/12 | 147,823 | - |