| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/6 | 574,499 | +61.8% |
| 2023/6 | 355,090 | +207.6% |
| 2022/5 | 115,429 | +2.9% |
| 2021/5 | 112,158 | -63.6% |
| 2020/5 | 308,326 | +23.2% |
| 2019/6 | 250,181 | -11.5% |
| 2018/6 | 282,586 | +104.1% |
| 2017/6 | 138,462 | -61.6% |
| 2016/5 | 360,500 | +44.2% |
| 2015/5 | 249,961 | +28.4% |
| 2014/5 | 194,738 | +23.3% |
| 2013/6 | 157,904 | -3.5% |
| 2012/6 | 163,623 | - |