| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 521,238 | -14.7% |
| 2023/12 | 611,135 | +83.1% |
| 2022/12 | 333,835 | -34.3% |
| 2021/12 | 507,793 | +77.9% |
| 2020/12 | 285,473 | -30.7% |
| 2019/12 | 411,978 | +74.7% |
| 2018/12 | 235,864 | -38.9% |
| 2017/12 | 385,785 | -32.6% |
| 2016/12 | 572,711 | +34.5% |
| 2015/12 | 425,652 | +335.0% |
| 2014/12 | 97,856 | -63.4% |
| 2013/12 | 267,700 | +130.8% |
| 2012/12 | 115,993 | +22.9% |
| 2011/12 | 94,385 | -26.4% |
| 2010/12 | 128,171 | - |