| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 135,000 | -5.6% |
| 2023/12 | 143,000 | -2.7% |
| 2022/12 | 147,000 | -29.7% |
| 2021/12 | 209,000 | +32.3% |
| 2020/12 | 158,000 | -0.6% |
| 2019/12 | 159,000 | -5.9% |
| 2018/12 | 169,000 | -31.6% |
| 2017/12 | 247,000 | +3.8% |
| 2016/12 | 238,000 | -11.2% |
| 2015/12 | 268,000 | -15.2% |
| 2014/12 | 316,000 | +25.9% |
| 2013/12 | 251,000 | +74.3% |
| 2012/12 | 144,000 | -13.3% |
| 2011/12 | 166,000 | -46.5% |
| 2010/12 | 310,000 | - |