| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 161,340 | -1.6% |
| 2023/12 | 163,971 | +35.1% |
| 2022/12 | 121,352 | -2.0% |
| 2021/12 | 123,824 | -2.5% |
| 2020/12 | 126,948 | +29.3% |
| 2019/12 | 98,218 | -2.9% |
| 2018/12 | 101,178 | -12.5% |
| 2017/12 | 115,698 | -7.6% |
| 2016/12 | 125,164 | -11.1% |
| 2015/12 | 140,743 | -14.9% |
| 2014/12 | 165,424 | +4.0% |
| 2013/12 | 159,072 | -15.8% |
| 2012/12 | 189,020 | -5.5% |
| 2011/12 | 199,931 | -1.5% |
| 2010/12 | 202,944 | - |