Development Projects In Progress And Development Projects In Progress And Development Projects In Progress And Deferred Assets Net、浚渫船（純額）、繰越利益剰余金
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Development Projects In Progress And Deferred Assets Net | 浚渫船（純額） | 繰越利益剰余金 |
|---|
| 2008/03 | - | | 17.6億 | | -10.1億 | |
| 2009/03 | - | | 12.6億 | -28.3% | -41億 | 赤拡 |
| 2010/03 | - | | 10.1億 | -20.1% | 18.3億 | 黒転 |
| 2011/03 | - | | 9.4億 | -6.9% | 18.5億 | +0.8% |
| 2012/03 | - | | 5.4億 | -42.6% | 33.8億 | +82.8% |
| 2013/03 | - | | 7.42億 | +37.4% | 48.5億 | +43.6% |
| 2014/03 | - | | 10.9億 | +46.6% | 74.6億 | +53.8% |
| 2015/03 | - | | 9.35億 | -14.1% | 106億 | +42.2% |
| 2016/03 | - | | 7.17億 | -23.3% | 139億 | +31.2% |
| 2017/03 | - | | 5.87億 | -18.1% | 210億 | +50.9% |
| 2018/03 | - | | 4.81億 | -18.1% | 234億 | +11.3% |
| 2019/03 | - | | 4.14億 | -13.9% | 261億 | +11.6% |
| 2020/03 | - | | 4.17億 | +0.7% | 315億 | +20.8% |
| 2021/03 | - | | 2.58億 | -38.1% | 334億 | +5.9% |
| 2022/03 | - | | 9.19億 | +256.2% | 245億 | -26.6% |
| 2023/03 | - | | 8.82億 | -4% | 180億 | -26.4% |
| 2024/03 | - | | 6.59億 | -25.3% | 280億 | +54.9% |
| 2025/03 | - | | 4.55億 | -31% | 235億 | -15.8% |
