Development Projects In Progress And Development Projects In Progress And Intangible Net Development Projects In Progress Net、減損損失、浚渫船（純額）
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Intangible Net Development Projects In Progress Net | 減損損失 | 浚渫船（純額） |
|---|
| 2008/03 | - | | 7.35億 | | 17.6億 | |
| 2009/03 | - | | 0.34億 | -95.4% | 12.6億 | -28.3% |
| 2009/12 | - | | 5.47億 | 大幅増 | - | |
| 2010/03 | - | | 9.07億 | +65.8% | 10.1億 | -20.1% |
| 2011/03 | - | | 11.6億 | +27.7% | 9.4億 | -6.9% |
| 2011/09 | - | | 0.38億 | -96.7% | - | |
| 2011/12 | - | | 0.38億 | ±0% | - | |
| 2012/03 | - | | 0.68億 | +78.9% | 5.4億 | -42.6% |
| 2012/12 | - | | 0.71億 | +4.4% | - | |
| 2013/03 | - | | 5.44億 | +666.2% | 7.42億 | +37.4% |
| 2013/12 | - | | 2.01億 | -63.1% | - | |
| 2014/03 | - | | 2.01億 | ±0% | 10.9億 | +46.6% |
| 2014/06 | - | | 0.48億 | -76.1% | - | |
| 2014/09 | - | | 0.48億 | ±0% | - | |
| 2014/12 | - | | 0.48億 | ±0% | - | |
| 2015/03 | - | | 14.4億 | 大幅増 | 9.35億 | -14.1% |
| 2015/12 | - | | 42.2億 | +193.4% | - | |
| 2016/03 | - | | 49.1億 | +16.2% | 7.17億 | -23.3% |
| 2017/03 | - | | 6.94億 | -85.9% | 5.87億 | -18.1% |
| 2018/03 | - | | - | | 4.81億 | -18.1% |
| 2019/03 | - | | - | | 4.14億 | -13.9% |
| 2020/03 | - | | - | | 4.17億 | +0.7% |
| 2021/03 | - | | - | | 2.58億 | -38.1% |
| 2022/03 | - | | - | | 9.19億 | +256.2% |
| 2023/03 | - | | - | | 8.82億 | -4% |
| 2024/03 | - | | 8.92億 | +28.5% | 6.59億 | -25.3% |
| 2024/12 | - | | 6.06億 | -32.1% | - | |
| 2025/03 | - | | 5.41億 | -10.7% | 4.55億 | -31% |
