| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 245,300 | -59.1% |
| 2023/12 | 599,300 | +187.7% |
| 2022/12 | 208,300 | -57.2% |
| 2021/12 | 486,900 | +18.5% |
| 2020/12 | 410,800 | +409.0% |
| 2019/12 | 80,700 | -62.3% |
| 2018/12 | 213,800 | +323.4% |
| 2017/12 | 50,500 | -1.6% |
| 2016/12 | 51,300 | -91.5% |
| 2015/12 | 603,500 | +78.2% |
| 2014/12 | 338,600 | +62.6% |
| 2013/12 | 208,268 | +55.1% |
| 2012/12 | 134,298 | -74.3% |
| 2011/12 | 521,955 | +584.9% |
| 2010/12 | 76,209 | - |