| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 50,535 | -45.7% |
| 2023/12 | 93,131 | -2.2% |
| 2022/12 | 95,200 | -16.8% |
| 2021/12 | 114,396 | -8.5% |
| 2020/12 | 125,012 | +37.8% |
| 2019/12 | 90,711 | +18.7% |
| 2018/12 | 76,400 | +4.3% |
| 2017/12 | 73,221 | +8.1% |
| 2016/12 | 67,730 | -2.5% |
| 2015/12 | 69,496 | +489.0% |
| 2014/12 | 11,799 | +3.1% |
| 2013/12 | 11,445 | -46.3% |
| 2012/12 | 21,322 | -32.0% |
| 2011/12 | 31,337 | -27.9% |
| 2010/12 | 43,437 | - |