| 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 | 68,872 | 78,972 | 82,416 | 86,954 | 88,443 | 92,269 | 89,765 | 90,281 | 105,950 | 113,348 | 117,623 |
| 営業キャッシュフロー | 204,459 | 262,770 | 161,097 | 207,795 | 146,690 | 34,834 | 120,058 | 189,155 | 137,424 | 418,895 | 305,626 |
| 資本的支出 | -123,370 | -78,904 | -78,232 | -87,063 | -110,185 | -107,549 | -71,776 | -121,946 | -79,787 | -92,742 | -103,587 |
| 投資キャッシュフロー | -95,548 | -108,092 | -63,751 | -159,989 | -131,611 | -127,578 | -78,862 | -136,237 | -99,427 | -179,889 | -199,961 |
| 配当金の支払額 | -2,989 | -14,946 | -17,935 | -20,924 | -22,041 | -22,042 | -12,596 | - | -25,197 | -31,501 | -37,812 |
| 長期借入れによる収入 | 18,592 | 17,119 | 96,739 | 92,270 | 157,798 | 31,149 | 291,436 | 70,614 | 4,802 | 108,000 | 170,317 |
| 長期借入金の返済による支出 | -87,811 | -74,390 | -230,254 | -89,910 | -75,004 | -28,052 | -36,545 | -151,487 | -63,546 | -199,577 | -94,269 |
| 財務キャッシュフロー | -62,776 | -94,062 | -149,898 | 30,461 | 83,411 | -24,274 | 99,348 | -86,405 | -89,863 | -84,704 | 90,071 |