| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 16,374 | -26.1% |
| 2023/12 | 22,166 | +98.4% |
| 2022/12 | 11,172 | -22.6% |
| 2021/12 | 14,440 | -23.9% |
| 2020/12 | 18,974 | -91.8% |
| 2019/12 | 231,758 | +95.1% |
| 2018/12 | 118,782 | +21.2% |
| 2017/12 | 97,976 | +27.4% |
| 2016/12 | 76,896 | -68.5% |
| 2015/12 | 244,409 | +165.8% |
| 2014/12 | 91,935 | +10.4% |
| 2013/12 | 83,274 | +13.7% |
| 2012/12 | 73,222 | +182.3% |
| 2011/12 | 25,942 | -57.6% |
| 2010/12 | 61,218 | - |