| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 16,365 | +185.8% |
| 2023/12 | 5,726 | -69.8% |
| 2022/12 | 18,944 | -3.0% |
| 2021/12 | 19,537 | -66.3% |
| 2020/12 | 58,032 | +126.7% |
| 2019/12 | 25,604 | +56.3% |
| 2018/12 | 16,378 | -39.1% |
| 2017/12 | 26,915 | -39.5% |
| 2016/12 | 44,496 | +34.7% |
| 2015/12 | 33,027 | +2.6% |
| 2014/12 | 32,201 | +24.6% |
| 2013/12 | 25,851 | +1.8% |
| 2012/12 | 25,403 | +14.2% |
| 2011/12 | 22,244 | - |