| 2009/12 | 2010/12 | 2011/12 | 2012/12 | 2013/12 | |
| 売上高 | 333,724 | 360,112 | 369,073 | 170,074 | 175,293 |
| 売上原価 | - | - | - | 132,945 | 137,165 |
| 売上総利益 | - | - | - | 37,129 | 38,128 |
| 売上総利益率（％） | - | - | - | ||
| 営業費用 | - | - | - | 18,131 | 17,863 |
| 営業利益 | - | - | - | 18,997 | 20,265 |
| 経常（税引前）利益 | 57,834 | 63,167 | 68,532 | 22,311 | 47,212 |
| 法人税等合計 | - | - | - | 5,500 | 6,965 |
| 純利益 | 30,453 | 37,690 | 37,278 | 16,653 | 41,522 |
| 一株あたり利益 | 4,439.56 | 5,456.41 | 5,383.59 | 6,166.38 | 7,683.52 |
| 希薄化後一株あたり利益 | 4,438.57 | 5,450.89 | 5,381.49 | - | - |