| 2015/03 | 2016/03 | 2017/03 | 2018/03 | 2019/03 | 2020/03 | 2021/03 | 2022/03 | 2023/03 | 2024/03 | 2025/03 | |
| 減価償却費 | 134,377 | 168,315 | 163,397 | 150,877 | 148,926 | 164,158 | 136,545 | 161,505 | 177,282 | 197,215 | 249,856 |
| 営業キャッシュフロー | 255,037 | 294,095 | 366,315 | 445,171 | 383,437 | 171,533 | 415,439 | 221,259 | 286,626 | 446,045 | 669,784 |
| 資本的支出 | -192,694 | -162,574 | -192,054 | -205,854 | -251,507 | -245,825 | -171,706 | -190,472 | -258,280 | -305,690 | -344,687 |
| 投資キャッシュフロー | -120,909 | -242,435 | -288,564 | -341,585 | -250,848 | -296,989 | -232,985 | -153,515 | -302,674 | -433,855 | -475,605 |
| 配当金の支払額 | -13,466 | -16,156 | -15,003 | -25,146 | -36,340 | -34,139 | -41,254 | -47,589 | -46,626 | -50,829 | - |
| 自己株式の取得による支出 | -30 | -460,479 | -4 | -6 | -7 | -4 | - | - | -1 | -20,004 | -1 |
| 長期借入れによる収入 | 173,000 | 45,400 | 83,172 | 57,000 | 78,779 | 72,741 | 285,118 | 379,001 | 110,006 | 203,856 | 294,500 |
| 長期借入金の返済による支出 | -45,191 | -108,365 | -63,449 | -120,874 | -95,001 | -70,395 | -80,166 | -282,992 | -92,010 | -176,560 | -311,016 |
| 財務キャッシュフロー | 84,472 | -520,361 | 89,505 | -113,922 | -256,110 | 80,708 | 302,633 | -154,624 | 31,568 | -81,225 | -185,978 |