| （単位：千ドル） | 投資キャッシュフロー | 前年比（％） |
|---|---|---|
| 2022/12 | -29,900 | -264.3% |
| 2021/12 | 18,200 | -42.2% |
| 2020/12 | 31,500 | -216.7% |
| 2019/12 | -27,000 | -22.2% |
| 2018/12 | -34,700 | -39.8% |
| 2017/12 | -57,600 | +124.1% |
| 2016/12 | -25,700 | -40.4% |
| 2015/12 | -43,100 | -30.8% |
| 2014/12 | -62,300 | +3.7% |
| 2013/12 | -60,100 | -7.3% |
| 2012/12 | -64,800 | -6.0% |
| 2011/12 | -68,900 | +49.5% |
| 2010/12 | -46,100 | - |