構築物（純額）、減価償却費 - 社会基盤・海洋
- 【期間】
| 年度 | 構築物（純額） | 減価償却費 - 社会基盤・海洋 |
|---|
| 2008/03 | 57億 | | - | |
| 2009/03 | 57.3億 | +0.5% | - | |
| 2010/03 | 61.2億 | +6.8% | - | |
| 2011/03 | 56.6億 | -7.4% | - | |
| 2012/03 | 60.9億 | +7.6% | - | |
| 2013/03 | 57.5億 | -5.6% | 60.2億 | |
| 2014/03 | 56.1億 | -2.5% | 60.9億 | +1.1% |
| 2015/03 | 61.3億 | +9.4% | 62.4億 | +2.6% |
| 2016/03 | 58.8億 | -4.1% | 63.7億 | +2.1% |
| 2017/03 | 49.8億 | -15.3% | 63.1億 | -1.1% |
| 2018/03 | 48.1億 | -3.4% | 60.4億 | -4.1% |
| 2019/03 | 70.4億 | +46.3% | 59.2億 | -2.1% |
| 2020/03 | 77.5億 | +10.1% | 68.7億 | +16.1% |
| 2021/03 | 74.8億 | -3.4% | - | |
| 2022/03 | 74.1億 | -0.9% | - | |
| 2023/03 | 72億 | -2.9% | - | |
