未払債務の増減額（△は減少）、営業原価
- 【期間】
| 年度 | 未払債務の増減額（△は減少） | 営業原価 |
|---|
| 2008/03 | - | | 1883億 | |
| 2009/03 | - | | 1961億 | +4.2% |
| 2009/12 | - | | 1541億 | -21.4% |
| 2010/03 | - | | 2083億 | +35.2% |
| 2010/06 | - | | 539億 | -74.1% |
| 2010/09 | - | | 1087億 | +101.7% |
| 2010/12 | - | | 1661億 | +52.8% |
| 2011/03 | - | | 2206億 | +32.8% |
| 2011/06 | - | | 571億 | -74.1% |
| 2011/09 | - | | 1158億 | +102.8% |
| 2011/12 | - | | 1818億 | +57% |
| 2012/03 | - | | 2454億 | +35% |
| 2012/06 | - | | 646億 | -73.7% |
| 2012/09 | - | | 1300億 | +101.3% |
| 2012/12 | - | | 1988億 | +53% |
| 2013/03 | - | | 2639億 | +32.7% |
| 2013/06 | - | | 669億 | -74.6% |
| 2013/09 | - | | 1356億 | +102.5% |
| 2013/12 | - | | 2159億 | +59.2% |
| 2014/03 | - | | 2990億 | +38.5% |
| 2014/06 | - | | 801億 | -73.2% |
| 2014/09 | - | | 1650億 | +106.1% |
| 2014/12 | - | | 2648億 | +60.4% |
| 2015/03 | - | | 3574億 | +35% |
| 2015/06 | - | | 950億 | -73.4% |
| 2015/09 | - | | 1919億 | +101.9% |
| 2015/12 | - | | 2919億 | +52.1% |
| 2016/03 | - | | 3863億 | +32.3% |
| 2016/06 | - | | 980億 | -74.6% |
| 2016/09 | - | | 1996億 | +103.7% |
| 2016/12 | - | | 3053億 | +52.9% |
| 2017/03 | - | | 4058億 | +32.9% |
| 2017/06 | - | | 1070億 | -73.6% |
| 2017/09 | - | | 2171億 | +102.9% |
| 2017/12 | - | | 3336億 | +53.7% |
| 2018/03 | - | | 4407億 | +32.1% |
| 2018/06 | - | | 1149億 | -73.9% |
| 2018/09 | - | | 2320億 | +102% |
| 2018/12 | - | | 3558億 | +53.4% |
| 2019/03 | - | | 4711億 | +32.4% |
| 2019/06 | - | | 1211億 | -74.3% |
| 2019/09 | - | | 2489億 | +105.6% |
| 2019/12 | - | | 3765億 | +51.2% |
| 2020/03 | 15.7億 | | 5037億 | +33.8% |
| 2020/06 | - | | 1177億 | -76.6% |
| 2020/09 | -29.5億 | 赤転 | 2404億 | +104.3% |
| 2020/12 | - | | 3715億 | +54.5% |
| 2021/03 | 19.5億 | 黒転 | 5007億 | +34.8% |
| 2021/06 | - | | 1274億 | -74.6% |
| 2021/09 | -25.8億 | 赤転 | 2594億 | +103.7% |
| 2021/12 | - | | 3987億 | +53.7% |
| 2022/03 | 36.5億 | 黒転 | 5344億 | +34% |
| 2022/06 | - | | 1410億 | -73.6% |
| 2022/09 | -43.3億 | 赤転 | 2859億 | +102.7% |
| 2022/12 | - | | 4386億 | +53.4% |
| 2023/03 | -32.4億 | 赤縮 | 5950億 | +35.7% |
| 2023/06 | - | | 1587億 | -73.3% |
| 2023/09 | 4.71億 | 黒転 | 3200億 | +101.7% |
| 2023/12 | - | | 4907億 | +53.3% |
| 2024/03 | 59.4億 | 大幅増 | 6590億 | +34.3% |
| 2024/06 | - | | 1686億 | -74.4% |
| 2024/09 | -75.6億 | 赤転 | 3489億 | +107% |
