| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 566,000 | +798.4% |
| 2023/12 | 63,000 | -30.0% |
| 2022/12 | 90,000 | -1.1% |
| 2021/12 | 91,000 | -8.1% |
| 2020/12 | 99,000 | +1.0% |
| 2019/12 | 98,000 | -26.3% |
| 2018/12 | 133,000 | +19.0% |
| 2017/12 | 111,800 | -35.5% |
| 2016/12 | 173,400 | -63.5% |
| 2015/12 | 474,800 | +3.6% |
| 2014/12 | 458,100 | +145.2% |
| 2013/12 | 186,800 | +943.6% |
| 2012/12 | 17,900 | +20.9% |
| 2011/12 | 14,800 | +16.5% |
| 2010/12 | 12,700 | - |