| 2014/02 | 2015/02 | 2016/02 | 2017/02 | 2018/02 | 2019/02 | 2020/02 | 2021/02 | 2022/02 | 2023/02 | 2024/02 | 2025/02 | |
| 現金同等物 | - | 1,403 | 849 | 1,073 | 1,275 | 871 | 809 | 1,041 | 554 | 822 | 708 | 572 |
| 現金 + 有価証券 | - | 1,403 | 849 | 1,073 | 1,275 | 871 | 809 | 1,041 | 554 | 822 | 708 | 572 |
| 流動資産合計 | - | 8,484 | 7,328 | 7,420 | 7,409 | 6,737 | 6,989 | 6,376 | 5,394 | 5,766 | 5,783 | 5,621 |
| 有形固定資産 | - | 31,612 | 30,351 | 30,584 | 29,476 | 29,496 | 29,397 | 28,544 | 27,497 | 27,608 | 26,797 | 26,626 |
| 投資有価証券 | - | 809 | 666 | 806 | 1,222 | 1,132 | 1,072 | 1,068 | 1,108 | 1,150 | 1,238 | 1,264 |
| 固定資産合計 | - | 46,307 | 43,952 | 43,059 | 41,947 | 41,213 | 40,695 | 39,379 | 37,862 | 38,007 | 36,969 | 36,429 |
| 総資産 | - | 54,791 | 51,280 | 50,479 | 49,356 | 47,950 | 47,684 | 45,755 | 43,256 | 43,772 | 42,752 | 42,050 |
| 買掛金 | - | 3,159 | 2,902 | 2,865 | 2,844 | 2,660 | 2,641 | 2,453 | 2,895 | 3,600 | 3,721 | 3,010 |
| 短期借入金 | - | 4,500 | 3,810 | 3,770 | 2,700 | 2,270 | 3,000 | 2,800 | 2,100 | 3,000 | 2,200 | 2,700 |
| 一年内返済予定の長期借入金 | - | 7,497 | 6,488 | 5,919 | 5,522 | 4,932 | 4,322 | 3,854 | 3,093 | 2,462 | 2,343 | 1,122 |
| 流動負債合計 | - | 19,807 | 17,274 | 16,742 | 15,740 | 14,668 | 14,826 | 13,609 | 11,888 | 12,970 | 12,574 | 11,749 |
| 長期借入金 | - | 11,409 | 10,778 | 10,092 | 9,671 | 8,405 | 6,843 | 5,274 | 3,953 | 2,520 | 1,126 | 4 |
| 固定負債合計 | - | 18,443 | 16,995 | 15,994 | 14,971 | 13,488 | 11,900 | 10,465 | 8,709 | 7,092 | 5,328 | 3,962 |
| 総負債 | - | 38,251 | 34,269 | 32,736 | 30,710 | 28,156 | 26,726 | 24,074 | 20,597 | 20,061 | 17,902 | 15,711 |
| 資本金及び資本剰余金 | - | 9,045 | 9,045 | 9,045 | 9,045 | 9,045 | 9,045 | 9,045 | 9,045 | 9,045 | 9,045 | 9,045 |
| 利益剰余金 | - | 7,403 | 7,996 | 8,674 | 9,627 | 10,818 | 12,007 | 12,748 | 13,739 | 14,737 | 15,837 | 17,277 |
| 株主資本 | 16,228 | 16,540 | 17,010 | 17,743 | 18,645 | 19,794 | 20,958 | 21,680 | 22,658 | 23,711 | 24,849 | 26,338 |
| 有利子負債合計 | - | 23,406 | 21,077 | 19,781 | 17,892 | 15,606 | 14,165 | 11,928 | 9,146 | 7,982 | 5,669 | 3,826 |
| 純有利子負債 | - | 22,003 | 20,227 | 18,708 | 16,618 | 14,735 | 13,357 | 10,887 | 8,592 | 7,160 | 4,961 | 3,254 |
| DEレシオ(%) | - | 141.5 | 123.9 | 111.5 | 96 | 78.8 | 67.6 | 55 | 40.4 | 33.7 | 22.8 | 14.5 |