| （単位：百万円） | 2011/10 | 2012/10 | 2013/10 | 2014/10 | 2015/10 | 2016/10 | 2017/10 | 2018/10 | 2019/10 | 2020/10 | 2021/10 | 2022/10 | 2023/10 | 2024/10 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 42,375 | 41,576 | 38,177 | 40,715 | 39,355 | 39,180 | 41,093 | 42,358 | 41,356 | 39,218 | 45,133 | 45,589 | 49,629 | 52,119 |
| 売上原価 | - | - | - | 33,076 | 31,541 | 30,903 | 32,217 | 33,123 | 32,006 | 30,079 | 35,017 | 34,495 | 37,084 | 38,628 |
| 売上総利益 | - | - | - | 7,639 | 7,813 | 8,277 | 8,877 | 9,236 | 9,349 | 9,139 | 10,115 | 11,094 | 12,545 | 13,492 |
| 売上総利益率（％） | - | - | - | |||||||||||
| 営業費用 | - | - | - | 6,365 | 6,426 | 6,307 | 6,678 | 6,858 | 6,973 | 6,878 | 7,271 | 7,794 | 8,497 | 8,789 |
| 営業利益 | - | - | - | 1,273 | 1,387 | 1,970 | 2,198 | 2,378 | 2,376 | 2,261 | 2,844 | 3,300 | 4,048 | 4,703 |
| 経常（税引前）利益 | 2,595 | 2,606 | 1,680 | 1,629 | 1,703 | 1,780 | 2,219 | 2,335 | 2,384 | 2,295 | 2,905 | 3,422 | 4,115 | 4,775 |
| 法人税等合計 | - | - | - | 687 | 657 | 712 | 724 | 798 | 809 | 761 | 883 | 1,225 | 1,288 | 1,051 |
| 純利益 | 2,915 | 1,616 | 841 | 1,103 | 1,028 | 968 | 1,503 | 1,513 | 1,569 | 1,532 | 2,108 | 2,659 | 2,734 | 3,616 |
| 一株あたり利益 | 292.17 | 161.98 | 84.29 | 110.54 | 103.08 | 97.1 | 150.64 | 151.64 | 157.25 | 153.56 | 211.3 | 266.53 | 273.95 | 362.4 |
| 一株あたり配当金 | 40 | 40 | 45 | 45 | 45 | 45 | 45 | 47 | 47 | 48 | 50 | 53 | 110 | 145 |