Development Projects In Progress And Development Projects In Progress And Net Assets Net、浚渫船（純額）、特別利益計
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Net Assets Net | 浚渫船（純額） | 特別利益計 |
|---|
| 2008/03 | - | | 17.6億 | | 34.8億 | |
| 2009/03 | - | | 12.6億 | -28.3% | 10.6億 | -69.5% |
| 2010/03 | - | | 10.1億 | -20.1% | 29.3億 | +175.9% |
| 2011/03 | - | | 9.4億 | -6.9% | 12億 | -59.1% |
| 2012/03 | - | | 5.4億 | -42.6% | 4.37億 | -63.5% |
| 2013/03 | - | | 7.42億 | +37.4% | 2.01億 | -54% |
| 2014/03 | - | | 10.9億 | +46.6% | 3.69億 | +83.6% |
| 2015/03 | - | | 9.35億 | -14.1% | 5.5億 | +49.1% |
| 2016/03 | - | | 7.17億 | -23.3% | 2.67億 | -51.5% |
| 2017/03 | - | | 5.87億 | -18.1% | 1.19億 | -55.4% |
| 2018/03 | - | | 4.81億 | -18.1% | 1.53億 | +28.6% |
| 2019/03 | - | | 4.14億 | -13.9% | 0.92億 | -39.9% |
| 2020/03 | - | | 4.17億 | +0.7% | 2.84億 | +208.7% |
| 2021/03 | - | | 2.58億 | -38.1% | 1.38億 | -51.4% |
| 2022/03 | - | | 9.19億 | +256.2% | 8.78億 | +536.2% |
| 2023/03 | - | | 8.82億 | -4% | 3.73億 | -57.5% |
| 2024/03 | - | | 6.59億 | -25.3% | 12.7億 | +239.1% |
| 2025/03 | - | | 4.55億 | -31% | 13.1億 | +3.8% |
