| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 421,270 | +53.4% |
| 2023/12 | 274,618 | +58.5% |
| 2022/12 | 173,288 | -50.2% |
| 2021/12 | 347,980 | -10.2% |
| 2020/12 | 387,642 | +3.0% |
| 2019/12 | 376,463 | +2.9% |
| 2018/12 | 365,978 | +126.3% |
| 2017/12 | 161,687 | -39.4% |
| 2016/12 | 266,952 | +24.1% |
| 2015/12 | 215,161 | -36.0% |
| 2014/12 | 335,978 | +124.2% |
| 2013/12 | 149,862 | -2.1% |
| 2012/12 | 153,083 | +37.7% |
| 2011/12 | 111,153 | +355.2% |
| 2010/12 | 24,418 | - |