売上原価、負債の部合計、退職給付に係る負債の増減額（△は減少）
- 【期間】
| 年度 | 売上原価 | 負債の部合計 | 退職給付に係る負債の増減額（△は減少） |
|---|
| 2008/03 | 106億 | | 42.5億 | | - | |
| 2009/03 | 103億 | -2.5% | 40.4億 | -5% | - | |
| 2010/03 | 80.3億 | -22% | 39.5億 | -2.2% | - | |
| 2011/03 | 84.7億 | +5.5% | 37.8億 | -4.3% | - | |
| 2012/03 | 88.3億 | +4.3% | 44.1億 | +16.8% | - | |
| 2013/03 | 82.7億 | -6.4% | 35億 | -20.6% | - | |
| 2014/03 | 98.8億 | +19.5% | 28.9億 | -17.4% | 137百万 | |
| 2015/03 | 96.1億 | -2.7% | 31億 | +7.1% | - | |
| 2016/03 | 87.2億 | -9.2% | 30.9億 | -0.4% | - | |
| 2017/03 | 97.3億 | +11.5% | 33.9億 | +10% | - | |
| 2018/03 | 97.3億 | -0.1% | 34.4億 | +1.5% | - | |
| 2019/03 | 96.1億 | -1.2% | 34.1億 | -0.9% | - | |
| 2020/03 | 94.2億 | -2% | 30.3億 | -11.2% | - | |
| 2021/03 | 83.7億 | -11.1% | 26.8億 | -11.7% | - | |
| 2022/03 | 97.1億 | +16% | 34.9億 | +30.1% | - | |
| 2023/03 | 105億 | +8.4% | 28.6億 | -18% | - | |
