| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 36,500 | +55.3% |
| 2023/12 | 23,500 | -74.1% |
| 2022/12 | 90,600 | -51.8% |
| 2021/12 | 188,100 | +61.5% |
| 2020/12 | 116,500 | -34.3% |
| 2019/12 | 177,400 | -54.0% |
| 2018/12 | 385,300 | -18.6% |
| 2017/12 | 473,400 | +11.6% |
| 2016/12 | 424,200 | +31.9% |
| 2015/12 | 321,600 | +44.5% |
| 2014/12 | 222,500 | +111.3% |
| 2013/12 | 105,300 | -46.3% |
| 2012/12 | 196,000 | - |