| （単位：百万ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 351 | -8.4% |
| 2023/12 | 383 | +33.0% |
| 2022/12 | 288 | -36.0% |
| 2021/12 | 450 | +45.2% |
| 2020/12 | 310 | +10.7% |
| 2019/12 | 280 | +15.7% |
| 2018/12 | 242 | +19.2% |
| 2017/12 | 203 | +31.0% |
| 2016/12 | 155 | -86.2% |
| 2015/12 | 1,124 | +183.1% |
| 2014/12 | 397 | -91.4% |
| 2013/12 | 4,623 | +5.7% |
| 2012/12 | 4,372 | +240.4% |
| 2011/12 | 1,284 | -28.8% |
| 2010/12 | 1,803 | - |