| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 718,537 | +87.5% |
| 2023/12 | 383,238 | -20.8% |
| 2022/12 | 483,901 | +1036.4% |
| 2021/12 | 42,583 | -40.6% |
| 2020/12 | 71,722 | -64.6% |
| 2019/12 | 202,839 | -18.6% |
| 2018/12 | 249,202 | +4.9% |
| 2017/12 | 237,484 | +42.8% |
| 2016/12 | 166,248 | +33.0% |
| 2015/12 | 125,009 | +28.8% |
| 2014/12 | 97,084 | -13.4% |
| 2013/12 | 112,151 | +211.9% |
| 2012/12 | 35,953 | - |