Development Projects In Progress And Development Projects In Progress And Development Projects In Progress And Deferred Assets Net、浚渫船（純額）、減価償却費
- 【期間】
| 年度 | Development Projects In Progress And Development Projects In Progress And Development Projects In Progress And Deferred Assets Net | 浚渫船（純額） | 減価償却費 |
|---|
| 2008/03 | - | | 17.6億 | | 753百万 | |
| 2009/03 | - | | 12.6億 | -28.3% | 681百万 | -9.6% |
| 2010/03 | - | | 10.1億 | -20.1% | 659百万 | -3.2% |
| 2011/03 | - | | 9.4億 | -6.9% | 660百万 | +0.2% |
| 2012/03 | - | | 5.4億 | -42.6% | 667百万 | +1.1% |
| 2013/03 | - | | 7.42億 | +37.4% | 743百万 | +11.4% |
| 2014/03 | - | | 10.9億 | +46.6% | 731百万 | -1.6% |
| 2015/03 | - | | 9.35億 | -14.1% | 854百万 | +16.8% |
| 2016/03 | - | | 7.17億 | -23.3% | 907百万 | +6.2% |
| 2017/03 | - | | 5.87億 | -18.1% | 859百万 | -5.3% |
| 2018/03 | - | | 4.81億 | -18.1% | 817百万 | -4.9% |
| 2019/03 | - | | 4.14億 | -13.9% | 766百万 | -6.2% |
| 2020/03 | - | | 4.17億 | +0.7% | 693百万 | -9.5% |
| 2021/03 | - | | 2.58億 | -38.1% | 614百万 | -11.4% |
| 2022/03 | - | | 9.19億 | +256.2% | 591百万 | -3.7% |
| 2023/03 | - | | 8.82億 | -4% | 658百万 | +11.3% |
| 2024/03 | - | | 6.59億 | -25.3% | 717百万 | +9% |
| 2025/03 | - | | 4.55億 | -31% | 659百万 | -8.1% |
