Development Projects In Progress And Development Projects In Progress And Structures、浚渫船（純額）、当年度純利益
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Structures | 浚渫船（純額） | 当年度純利益 |
|---|
| 2008/03 | - | | 17.6億 | | 25.7億 | |
| 2009/03 | - | | 12.6億 | -28.3% | -33.4億 | 赤転 |
| 2009/12 | - | | - | | 16.6億 | 黒転 |
| 2010/03 | - | | 10.1億 | -20.1% | 17.5億 | +5.4% |
| 2010/06 | - | | - | | 0.76億 | -95.6% |
| 2010/09 | - | | - | | 6.27億 | +725% |
| 2010/12 | - | | - | | 16億 | +155% |
| 2011/03 | - | | 9.4億 | -6.9% | 21.6億 | +35.3% |
| 2011/06 | - | | - | | 5.88億 | -72.8% |
| 2011/09 | - | | - | | 9.06億 | +54.1% |
| 2011/12 | - | | - | | 4.05億 | -55.3% |
| 2012/03 | - | | 5.4億 | -42.6% | 16.2億 | +300.5% |
| 2012/06 | - | | - | | 0.69億 | -95.7% |
| 2012/09 | - | | - | | 2.95億 | +327.5% |
| 2012/12 | - | | - | | 8.06億 | +173.2% |
| 2013/03 | - | | 7.42億 | +37.4% | 20.3億 | +151.7% |
| 2013/06 | - | | - | | 4.51億 | -77.8% |
| 2013/09 | - | | - | | 16.4億 | +262.5% |
| 2013/12 | - | | - | | 33.2億 | +103% |
| 2014/03 | - | | 10.9億 | +46.6% | 37.6億 | +13.3% |
| 2014/06 | - | | - | | -4.44億 | 赤転 |
| 2014/09 | - | | - | | 20.1億 | 黒転 |
| 2014/12 | - | | - | | 41.4億 | +106.2% |
| 2015/03 | - | | 9.35億 | -14.1% | 61.8億 | +49.3% |
| 2016/03 | - | | 7.17億 | -23.3% | 68.5億 | +10.9% |
| 2016/09 | - | | - | | 67.7億 | -1.2% |
| 2017/03 | - | | 5.87億 | -18.1% | 134億 | +98.3% |
| 2018/03 | - | | 4.81億 | -18.1% | 158億 | +17.6% |
| 2019/03 | - | | 4.14億 | -13.9% | 167億 | +5.8% |
| 2020/03 | - | | 4.17億 | +0.7% | 209億 | +24.9% |
| 2021/03 | - | | 2.58億 | -38.1% | 187億 | -10.3% |
| 2022/03 | - | | 9.19億 | +256.2% | 91.3億 | -51.2% |
| 2023/03 | - | | 8.82億 | -4% | 1.68億 | -98.2% |
| 2024/03 | - | | 6.59億 | -25.3% | 168億 | 大幅増 |
| 2025/03 | - | | 4.55億 | -31% | 108億 | -35.5% |
