| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 18,400 | -90.1% |
| 2023/12 | 185,200 | +203.1% |
| 2022/12 | 61,100 | +37.9% |
| 2021/12 | 44,300 | +22.7% |
| 2020/12 | 36,100 | +107.5% |
| 2019/12 | 17,400 | +40.3% |
| 2018/12 | 12,400 | -64.2% |
| 2017/12 | 34,600 | -75.0% |
| 2016/12 | 138,600 | +497.4% |
| 2015/12 | 23,200 | -93.6% |
| 2014/12 | 360,700 | +18.1% |
| 2013/12 | 305,400 | +21.4% |
| 2012/12 | 251,653 | +88.0% |
| 2011/12 | 133,848 | +36.1% |
| 2010/12 | 98,341 | - |