| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 338,590 | +12.5% |
| 2023/12 | 301,014 | +16.7% |
| 2022/12 | 258,012 | +3.2% |
| 2021/12 | 250,110 | +84.4% |
| 2020/12 | 135,620 | -40.8% |
| 2019/12 | 228,981 | +126.6% |
| 2018/12 | 101,062 | +3.1% |
| 2017/12 | 97,976 | +1206.9% |
| 2016/12 | 7,497 | -81.9% |
| 2015/12 | 41,325 | -17.2% |
| 2014/12 | 49,897 | -45.7% |
| 2013/12 | 91,895 | - |
| 2011/12 | 157,642 | - |