| （単位：千ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 2025/6 | 7,196 | -6.2% |
| 2024/6 | 7,671 | +22.6% |
| 2023/6 | 6,256 | -45.2% |
| 2022/6 | 11,413 | -64.2% |
| 2021/6 | 31,838 | +245.0% |
| 2020/6 | 9,229 | +78.0% |
| 2019/6 | 5,186 | -41.2% |
| 2018/6 | 8,821 | +87.4% |
| 2017/6 | 4,707 | -24.4% |
| 2016/6 | 6,223 | -72.5% |
| 2015/6 | 22,626 | +403.6% |
| 2014/6 | 4,493 | -50.1% |
| 2013/6 | 9,007 | -4.1% |
| 2012/6 | 9,389 | - |