営業費用、海底線設備（純額）
- 【期間】
| 年度 | 営業費用 | 海底線設備（純額） |
|---|
| 2008/03 | 0.77兆 | | 227億 | |
| 2009/03 | 1.07兆 | +37.5% | 183億 | -19.2% |
| 2009/12 | 0.74兆 | -30.6% | - | |
| 2010/03 | 1.04兆 | +40.1% | 121億 | -34.1% |
| 2010/06 | 0.26兆 | -74.5% | - | |
| 2010/09 | 0.52兆 | +98.3% | - | |
| 2010/12 | 0.78兆 | +48.9% | 103億 | -14.8% |
| 2011/03 | 1.08兆 | +38.5% | 95.4億 | -7.3% |
| 2011/06 | 0.28兆 | -73.6% | 89.6億 | -6% |
| 2011/09 | 0.57兆 | +102.2% | 83.9億 | -6.4% |
| 2011/12 | 0.89兆 | +55.3% | 78.6億 | -6.3% |
| 2012/03 | 1.25兆 | +40.1% | 65.2億 | -17% |
| 2012/06 | 0.31兆 | -75.3% | 61億 | -6.5% |
| 2012/09 | 0.6兆 | +94.9% | 56.7億 | -6.9% |
| 2012/12 | 0.95兆 | +57.7% | 53.5億 | -5.6% |
| 2013/03 | 1.31兆 | +38.1% | 51.2億 | -4.3% |
| 2013/06 | 0.38兆 | -70.7% | 48.9億 | -4.5% |
| 2013/09 | 0.82兆 | +112.4% | 46.5億 | -4.9% |
| 2013/12 | 1.3兆 | +59.7% | 44.2億 | -4.9% |
| 2014/03 | 1.84兆 | +41.7% | 31.6億 | -28.6% |
| 2014/06 | 0.37兆 | -80.2% | 29.6億 | -6.2% |
| 2014/09 | 0.81兆 | +122.6% | 27.5億 | -7.1% |
| 2014/12 | 1.36兆 | +67.4% | 25.4億 | -7.6% |
| 2015/03 | 1.9兆 | +39.2% | 24億 | -5.7% |
| 2016/03 | 1.38兆 | -27.1% | 21.9億 | -8.5% |
| 2017/03 | 1.29兆 | -6.3% | 53.7億 | +144.7% |
| 2018/03 | 1.41兆 | +9.2% | 45.4億 | -15.4% |
| 2019/03 | 1.46兆 | +3.1% | 38.2億 | -15.9% |
| 2020/03 | 1.44兆 | -1.4% | 34.8億 | -8.9% |
| 2021/03 | 1.42兆 | -1.4% | 29.1億 | -16.3% |
| 2022/03 | 1.5兆 | +5.9% | 24.1億 | -17.1% |
| 2023/03 | 1.41兆 | -5.9% | 20.2億 | -16.3% |
| 2024/03 | 1.31兆 | -7.5% | 30億 | +48.7% |
