Development Projects In Progress And Development Projects In Progress And Structures Net Net、機械及び装置（純額）、浚渫船（純額）
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Structures Net Net | 機械及び装置（純額） | 浚渫船（純額） |
|---|
| 2008/03 | - | | 9.53億 | | 17.6億 | |
| 2009/03 | - | | 11.3億 | +18.8% | 12.6億 | -28.3% |
| 2010/03 | - | | 12.7億 | +11.7% | 10.1億 | -20.1% |
| 2011/03 | - | | 13.9億 | +10.2% | 9.4億 | -6.9% |
| 2012/03 | - | | 11億 | -21.4% | 5.4億 | -42.6% |
| 2013/03 | - | | 11.1億 | +1.1% | 7.42億 | +37.4% |
| 2014/03 | - | | 10.5億 | -5.2% | 10.9億 | +46.6% |
| 2015/03 | - | | 23.5億 | +123.6% | 9.35億 | -14.1% |
| 2016/03 | - | | 36.1億 | +53.7% | 7.17億 | -23.3% |
| 2017/03 | - | | 28.8億 | -20.2% | 5.87億 | -18.1% |
| 2018/03 | - | | 35.1億 | +21.9% | 4.81億 | -18.1% |
| 2019/03 | - | | 24億 | -31.6% | 4.14億 | -13.9% |
| 2020/03 | - | | 20.1億 | -16.2% | 4.17億 | +0.7% |
| 2021/03 | - | | 11.8億 | -41.2% | 2.58億 | -38.1% |
| 2022/03 | - | | 9.55億 | -19.2% | 9.19億 | +256.2% |
| 2023/03 | - | | 24.2億 | +153.4% | 8.82億 | -4% |
| 2024/03 | - | | 23.5億 | -2.9% | 6.59億 | -25.3% |
| 2025/03 | - | | 16億 | -31.9% | 4.55億 | -31% |
