| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2025/6 | 1,700 | -91.5% |
| 2024/6 | 19,900 | +36.3% |
| 2023/7 | 14,600 | +942.9% |
| 2022/7 | 1,400 | -12.5% |
| 2021/7 | 1,600 | +6.7% |
| 2020/6 | 1,500 | 0.0% |
| 2019/6 | 1,500 | -99.1% |
| 2018/6 | 169,300 | -60.8% |
| 2017/7 | 432,200 | -10.8% |
| 2016/7 | 484,700 | +4.3% |
| 2015/6 | 464,900 | -15.8% |
| 2014/6 | 552,200 | +169.1% |
| 2013/6 | 205,200 | -36.0% |
| 2012/6 | 320,500 | +7.8% |
| 2011/7 | 297,400 | - |