Development Projects In Progress And Development Projects In Progress And Land、浚渫船（純額）、賞与引当金の増減額（△は減少）
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Land | 浚渫船（純額） | 賞与引当金の増減額（△は減少） |
|---|
| 2008/03 | - | | 17.6億 | | -59百万 | |
| 2009/03 | - | | 12.6億 | -28.3% | -54百万 | 赤縮 |
| 2009/12 | - | | - | | -980百万 | 赤拡 |
| 2010/03 | - | | 10.1億 | -20.1% | -532百万 | 赤縮 |
| 2010/09 | - | | - | | -106百万 | 赤縮 |
| 2010/12 | - | | - | | -725百万 | 赤拡 |
| 2011/03 | - | | 9.4億 | -6.9% | -76百万 | 赤縮 |
| 2011/09 | - | | - | | 93百万 | 黒転 |
| 2012/03 | - | | 5.4億 | -42.6% | 209百万 | +124.7% |
| 2012/09 | - | | - | | 60百万 | -71.3% |
| 2013/03 | - | | 7.42億 | +37.4% | -39百万 | 赤転 |
| 2013/09 | - | | - | | 96百万 | 黒転 |
| 2014/03 | - | | 10.9億 | +46.6% | 168百万 | +75% |
| 2014/09 | - | | - | | 126百万 | -25% |
| 2015/03 | - | | 9.35億 | -14.1% | 188百万 | +49.2% |
| 2015/09 | - | | - | | 142百万 | -24.5% |
| 2016/03 | - | | 7.17億 | -23.3% | 335百万 | +135.9% |
| 2016/09 | - | | - | | 148百万 | -55.8% |
| 2017/03 | - | | 5.87億 | -18.1% | 283百万 | +91.2% |
| 2017/09 | - | | - | | 117百万 | -58.7% |
| 2018/03 | - | | 4.81億 | -18.1% | 327百万 | +179.5% |
| 2018/09 | - | | - | | 130百万 | -60.2% |
| 2019/03 | - | | 4.14億 | -13.9% | 316百万 | +143.1% |
| 2019/09 | - | | - | | 114百万 | -63.9% |
| 2020/03 | - | | 4.17億 | +0.7% | 124百万 | +8.8% |
| 2020/09 | - | | - | | 234百万 | +88.7% |
| 2021/03 | - | | 2.58億 | -38.1% | 50百万 | -78.6% |
| 2021/09 | - | | - | | 274百万 | +448% |
| 2022/03 | - | | 9.19億 | +256.2% | 142百万 | -48.2% |
| 2022/09 | - | | - | | 259百万 | +82.4% |
| 2023/03 | - | | 8.82億 | -4% | -49百万 | 赤転 |
| 2023/09 | - | | - | | 370百万 | 黒転 |
| 2024/03 | - | | 6.59億 | -25.3% | 184百万 | -50.3% |
| 2024/09 | - | | - | | 442百万 | +140.2% |
| 2025/03 | - | | 4.55億 | -31% | 66百万 | -85.1% |
