| （単位：千ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 2025/1 | 5,050 | +11.6% |
| 2024/1 | 4,527 | +14.7% |
| 2023/1 | 3,946 | -25.2% |
| 2022/1 | 5,276 | -53.9% |
| 2021/1 | 11,439 | +169.2% |
| 2020/1 | 4,249 | -43.6% |
| 2019/1 | 7,534 | -26.0% |
| 2018/1 | 10,177 | -43.8% |
| 2017/1 | 18,098 | +80.2% |
| 2016/1 | 10,043 | +26.2% |
| 2015/1 | 7,958 | -4.6% |
| 2014/1 | 8,341 | -73.1% |
| 2013/1 | 30,999 | +164.9% |
| 2012/1 | 11,703 | - |