Development Projects In Progress And Development Projects In Progress And Structures Net、Dredger Net、売上債権の増減額（△は増加）
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Structures Net | Dredger Net | 売上債権の増減額（△は増加） |
|---|
| 2009/12 | - | | - | | 391億 | |
| 2010/12 | - | | - | | 92.5億 | -76.3% |
