| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2026/1 | 319,000 | +15.2% |
| 2025/1 | 277,000 | +9.9% |
| 2024/2 | 252,000 | +108.3% |
| 2023/2 | 121,000 | -39.2% |
| 2022/1 | 199,000 | -0.5% |
| 2021/1 | 200,000 | -46.2% |
| 2020/1 | 372,000 | +45.3% |
| 2019/2 | 256,000 | -37.3% |
| 2018/2 | 408,000 | +11.5% |
| 2017/2 | 366,000 | +64.9% |
| 2016/1 | 222,000 | -37.3% |
| 2015/1 | 354,000 | +26.9% |
| 2014/1 | 279,000 | - |