| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2025/4 | 233,626 | +10.4% |
| 2024/4 | 211,681 | +18.2% |
| 2023/4 | 179,040 | +1.9% |
| 2022/4 | 175,783 | -3.8% |
| 2021/4 | 182,692 | +38.3% |
| 2020/4 | 132,134 | -0.2% |
| 2019/4 | 132,463 | +7.9% |
| 2018/4 | 122,792 | +6.2% |
| 2017/4 | 115,574 | -11.2% |
| 2016/4 | 130,092 | +9.5% |
| 2015/4 | 118,819 | -4.9% |
| 2014/4 | 124,993 | +2.8% |
| 2013/4 | 121,569 | +28.2% |
| 2012/4 | 94,798 | - |