| （単位：千ドル） | 投資キャッシュフロー | 前年比（％） |
|---|---|---|
| 2022/12 | -1,768 | -48.0% |
| 2021/12 | -3,402 | +2214.3% |
| 2020/12 | -147 | -98.7% |
| 2019/12 | -11,511 | -30.6% |
| 2018/12 | -16,589 | -17.5% |
| 2017/12 | -20,110 | +229.2% |
| 2016/12 | -6,108 | -33.8% |
| 2015/12 | -9,233 | -51.3% |
| 2014/12 | -18,955 | -35.1% |
| 2013/12 | -29,214 | +152.0% |
| 2012/12 | -11,595 | +684.5% |
| 2011/12 | -1,478 | -82.2% |
| 2010/12 | -8,287 | - |