| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2025/2 | 58,900 | +63.6% |
| 2024/2 | 36,000 | +5.9% |
| 2023/2 | 34,000 | +13.3% |
| 2022/2 | 30,000 | -18.9% |
| 2021/2 | 37,000 | +15.6% |
| 2020/2 | 32,000 | -41.8% |
| 2019/2 | 55,000 | 0.0% |
| 2018/2 | 55,000 | -79.6% |
| 2017/2 | 269,000 | +36.5% |
| 2016/2 | 197,000 | -37.7% |
| 2015/2 | 316,000 | +145.0% |
| 2014/3 | 129,000 | -41.6% |
| 2013/3 | 221,000 | -34.4% |
| 2012/3 | 337,000 | - |