Development Projects In Progress And Development Projects In Progress And Intangible Development Projects In Progress Net Net、投資その他の資産合計、浚渫船（純額）
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Intangible Development Projects In Progress Net Net | 投資その他の資産合計 | 浚渫船（純額） |
|---|
| 2008/03 | - | | 330億 | | 17.6億 | |
| 2009/03 | - | | 332億 | +0.6% | 12.6億 | -28.3% |
| 2010/03 | - | | 258億 | -22.4% | 10.1億 | -20.1% |
| 2011/03 | - | | 249億 | -3.2% | 9.4億 | -6.9% |
| 2012/03 | - | | 212億 | -14.8% | 5.4億 | -42.6% |
| 2013/03 | - | | 224億 | +5.2% | 7.42億 | +37.4% |
| 2014/03 | - | | 220億 | -1.6% | 10.9億 | +46.6% |
| 2015/03 | - | | 218億 | -1% | 9.35億 | -14.1% |
| 2016/03 | - | | 199億 | -8.7% | 7.17億 | -23.3% |
| 2017/03 | - | | 210億 | +5.5% | 5.87億 | -18.1% |
| 2018/03 | - | | 234億 | +11.7% | 4.81億 | -18.1% |
| 2019/03 | - | | 277億 | +18.1% | 4.14億 | -13.9% |
| 2020/03 | - | | 272億 | -1.6% | 4.17億 | +0.7% |
| 2021/03 | - | | 288億 | +5.9% | 2.58億 | -38.1% |
| 2022/03 | - | | 317億 | +10% | 9.19億 | +256.2% |
| 2023/03 | - | | 354億 | +11.5% | 8.82億 | -4% |
| 2024/03 | - | | 384億 | +8.6% | 6.59億 | -25.3% |
| 2025/03 | - | | 367億 | -4.5% | 4.55億 | -31% |
