| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/6 | 1,072 | -95.5% |
| 2023/6 | 23,739 | -84.1% |
| 2022/6 | 148,924 | +129.4% |
| 2021/6 | 64,926 | -47.8% |
| 2020/6 | 124,268 | +90.8% |
| 2019/6 | 65,147 | +9.0% |
| 2018/6 | 59,764 | -9.6% |
| 2017/6 | 66,102 | +109.2% |
| 2016/6 | 31,598 | -44.0% |
| 2015/6 | 56,389 | +25.9% |
| 2014/6 | 44,786 | -73.5% |
| 2013/6 | 169,151 | +11.1% |
| 2012/6 | 152,311 | +20.5% |
| 2011/6 | 126,400 | - |