| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2025/1 | 319,949 | +11.6% |
| 2024/1 | 286,744 | +58.1% |
| 2023/1 | 181,378 | -24.2% |
| 2022/1 | 239,420 | +37.1% |
| 2021/1 | 174,695 | -17.4% |
| 2020/1 | 211,453 | -24.3% |
| 2019/1 | 279,232 | -15.4% |
| 2018/1 | 330,250 | +197.3% |
| 2017/1 | 111,067 | +81.9% |
| 2016/1 | 61,061 | -41.4% |
| 2015/1 | 104,246 | -63.0% |
| 2014/1 | 281,813 | +23.3% |
| 2013/1 | 228,486 | +154.3% |
| 2012/1 | 89,854 | -22.8% |
| 2011/1 | 116,420 | - |