| （単位：千ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 2023/12 | 19,100 | +54.0% |
| 2022/12 | 12,400 | -21.0% |
| 2021/12 | 15,700 | +12.9% |
| 2020/12 | 13,900 | -42.3% |
| 2019/12 | 24,100 | -39.6% |
| 2018/12 | 39,900 | +75.0% |
| 2017/12 | 22,800 | +2.7% |
| 2016/12 | 22,200 | +18.7% |
| 2015/12 | 18,700 | +2.8% |
| 2014/12 | 18,196 | -21.4% |
| 2013/12 | 23,158 | -18.6% |
| 2012/12 | 28,450 | +115.2% |
| 2011/12 | 13,220 | - |