| （単位：千ドル） | 2010/12 | 2011/12 | 2012/12 | 2013/12 | 2014/12 | 2015/12 | 2016/12 | 2017/12 | 2018/12 | 2019/12 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 売上高 | 532,591 | 546,382 | 541,323 | 590,887 | 619,852 | 564,028 | 544,745 | 563,099 | 559,768 | 568,855 | 538,633 | 606,584 | 714,519 | 690,431 | 676,944 |
| 売上成長率（％） | - | ||||||||||||||
| 営業利益 | 96,602 | 107,868 | 112,763 | 127,987 | 138,098 | 124,255 | 128,228 | 128,736 | 114,207 | 110,910 | 109,997 | 117,294 | 137,743 | 146,385 | 146,262 |
| 営業利益率 (%) | |||||||||||||||
| 法人税等合計 | 33,820 | 35,992 | 38,919 | 44,859 | 48,185 | 41,363 | 42,513 | 22,094 | 27,434 | 19,784 | 19,423 | 4,115 | 26,224 | 27,803 | 10,596 |
| 純利益 | 57,718 | 60,928 | 64,446 | 74,905 | 80,319 | 71,343 | 75,560 | 97,606 | 84,219 | 86,874 | 92,418 | 105,761 | 110,952 | 117,699 | 120,569 |
| 純利益率（％） | |||||||||||||||
| 一株あたり利益 | 2.5 | 2.64 | 2.79 | - | - | - | - | - | - | - | - | 2.92 | 3.07 | 3.25 | 3.33 |
| 希薄化後一株あたり利益 | 2.5 | 2.64 | 2.79 | - | - | - | - | - | - | - | - | 2.92 | 3.07 | 3.25 | 3.33 |
| 配当性向（%） | - | - | - | - | - | - | - | - | |||||||
| 一株あたり配当金 | 1.49 | 1.52 | 1.56 | 1.07 | 1.11 | 1.16 | 1.21 | 1.26 | 1.32 | 1.38 | 1.45 | 1.52 | 1.59 | 1.67 | 1.76 |