| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 84,900 | +12.0% |
| 2023/12 | 75,800 | +15.0% |
| 2022/12 | 65,900 | -4.6% |
| 2021/12 | 69,100 | -2.8% |
| 2020/12 | 71,100 | +27.6% |
| 2019/12 | 55,700 | -1.1% |
| 2018/12 | 56,300 | -2.4% |
| 2017/12 | 57,700 | +2.3% |
| 2016/12 | 56,400 | +13.9% |
| 2015/12 | 49,500 | +12.2% |
| 2014/12 | 44,100 | +23.2% |
| 2013/12 | 35,800 | -2.5% |
| 2012/12 | 36,700 | -12.6% |
| 2011/12 | 42,000 | +39.1% |
| 2010/12 | 30,200 | - |