Development Projects In Progress And Development Projects In Progress And Structures Net Net、開発事業等売上原価、浚渫船（純額）
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Structures Net Net | 開発事業等売上原価 | 浚渫船（純額） |
|---|
| 2008/03 | - | | 138億 | | 17.6億 | |
| 2009/03 | - | | 123億 | -10.4% | 12.6億 | -28.3% |
| 2009/12 | - | | 81億 | -34.3% | - | |
| 2010/03 | - | | 113億 | +40% | 10.1億 | -20.1% |
| 2010/06 | - | | 24.9億 | -78.1% | - | |
| 2010/09 | - | | 54.2億 | +118.3% | - | |
| 2010/12 | - | | 80.8億 | +49% | - | |
| 2011/03 | - | | 124億 | +53.5% | 9.4億 | -6.9% |
| 2011/06 | - | | 23.2億 | -81.3% | - | |
| 2011/09 | - | | 59.9億 | +158.3% | - | |
| 2011/12 | - | | 86.5億 | +44.5% | - | |
| 2012/03 | - | | 117億 | +35.4% | 5.4億 | -42.6% |
| 2012/06 | - | | 18.7億 | -84% | - | |
| 2012/09 | - | | 52.1億 | +178.5% | - | |
| 2012/12 | - | | 70.5億 | +35.2% | - | |
| 2013/03 | - | | 93.7億 | +32.9% | 7.42億 | +37.4% |
| 2013/06 | - | | 8.3億 | -91.1% | - | |
| 2013/09 | - | | 33.8億 | +307.7% | - | |
| 2013/12 | - | | 48.7億 | +43.9% | - | |
| 2014/03 | - | | 90億 | +84.9% | 10.9億 | +46.6% |
| 2014/06 | - | | 26.6億 | -70.5% | - | |
| 2014/09 | - | | 45.8億 | +72.5% | - | |
| 2014/12 | - | | 72.3億 | +57.9% | - | |
| 2015/03 | - | | 106億 | +46.8% | 9.35億 | -14.1% |
| 2015/06 | - | | 50.9億 | -52% | - | |
| 2015/09 | - | | 80.5億 | +58.1% | - | |
| 2015/12 | - | | 100億 | +24.4% | - | |
| 2016/03 | - | | 137億 | +36.8% | 7.17億 | -23.3% |
| 2016/06 | - | | 16.7億 | -87.8% | - | |
| 2016/09 | - | | 36.5億 | +119% | - | |
| 2016/12 | - | | 64.7億 | +77.4% | - | |
| 2017/03 | - | | 105億 | +62.9% | 5.87億 | -18.1% |
| 2017/06 | - | | 17.9億 | -83% | - | |
| 2017/09 | - | | 36.5億 | +103.8% | - | |
| 2017/12 | - | | 55.3億 | +51.7% | - | |
| 2018/03 | - | | 71.1億 | +28.5% | 4.81億 | -18.1% |
| 2018/06 | - | | 12.4億 | -82.6% | - | |
| 2018/09 | - | | 35億 | +182.5% | - | |
| 2018/12 | - | | 51.2億 | +46.2% | - | |
| 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 | - | | - | | 6.59億 | -25.3% |
| 2025/03 | - | | - | | 4.55億 | -31% |
