Development Projects In Progress And Development Projects In Progress And Structures、減価償却費 - 国内土木事業、浚渫船（純額）
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Structures | 減価償却費 - 国内土木事業 | 浚渫船（純額） |
|---|
| 2008/03 | - | | - | | 17.6億 | |
| 2009/03 | - | | - | | 12.6億 | -28.3% |
| 2010/03 | - | | - | | 10.1億 | -20.1% |
| 2011/03 | - | | - | | 9.4億 | -6.9% |
| 2012/03 | - | | - | | 5.4億 | -42.6% |
| 2013/03 | - | | 15億 | | 7.42億 | +37.4% |
| 2014/03 | - | | 15.6億 | +4.2% | 10.9億 | +46.6% |
| 2015/03 | - | | 16.7億 | +6.9% | 9.35億 | -14.1% |
| 2016/03 | - | | 19.4億 | +16.3% | 7.17億 | -23.3% |
| 2017/03 | - | | 20億 | +3.2% | 5.87億 | -18.1% |
| 2018/03 | - | | 20.3億 | +1.6% | 4.81億 | -18.1% |
| 2019/03 | - | | 26.4億 | +30.3% | 4.14億 | -13.9% |
| 2020/03 | - | | 37.6億 | +42.1% | 4.17億 | +0.7% |
| 2021/03 | - | | 34.7億 | -7.6% | 2.58億 | -38.1% |
| 2022/03 | - | | 33.8億 | -2.6% | 9.19億 | +256.2% |
| 2023/03 | - | | 36.2億 | +7% | 8.82億 | -4% |
| 2024/03 | - | | 42.5億 | +17.6% | 6.59億 | -25.3% |
| 2025/03 | - | | 49億 | +15.3% | 4.55億 | -31% |
