| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/8 | 5,396 | +17.9% |
| 2023/8 | 4,575 | +15.2% |
| 2022/8 | 3,973 | -7.5% |
| 2021/8 | 4,294 | -95.4% |
| 2020/8 | 94,309 | +2746.6% |
| 2019/8 | 3,313 | +3.8% |
| 2018/8 | 3,192 | +6.0% |
| 2017/8 | 3,011 | +4.7% |
| 2016/8 | 2,875 | +17.4% |
| 2015/8 | 2,448 | -5.9% |
| 2014/8 | 2,602 | +3.0% |
| 2013/8 | 2,525 | +11.7% |
| 2012/8 | 2,261 | -54.1% |
| 2011/8 | 4,929 | +65.0% |
| 2010/8 | 2,987 | - |