| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 4Q23 | 0 | -100.0% |
| 3Q23 | 0 | -100.0% |
| 2Q23 | 0 | -100.0% |
| 1Q23 | 50,000 | +100.0% |
| 4Q22 | 32,746 | +554.9% |
| 3Q22 | 30,000 | +24.8% |
| 2Q22 | 42,000 | +239.1% |
| 1Q22 | 25,000 | -16.7% |
| 4Q21 | 5,000 | -81.9% |
| 3Q21 | 24,046 | +6.7% |
| 2Q21 | 12,387 | -38.1% |
| 1Q21 | 30,000 | +27172.7% |
| 4Q20 | 27,583 | -24.4% |
| 3Q20 | 22,526 | -24.9% |
| 2Q20 | 20,000 | -18.1% |
| 1Q20 | 110 | -99.6% |
| 4Q19 | 36,472 | +718.7% |
| 3Q19 | 30,000 | - |
| 2Q19 | 24,413 | +5604.0% |
| 1Q19 | 25,325 | +154.1% |
| 4Q18 | 4,455 | +856.0% |
| 3Q18 | 0 | - |
| 2Q18 | 428 | -20.6% |
| 1Q18 | 9,966 | - |
| 4Q17 | 466 | - |
| 3Q17 | 0 | -100.0% |
| 2Q17 | 539 | -98.2% |
| 1Q17 | 0 | -100.0% |
| 4Q16 | 0 | - |
| 3Q16 | 7,464 | -64.3% |
| 2Q16 | 29,833 | - |
| 1Q16 | 20,014 | - |
| 4Q15 | 0 | - |
| 3Q15 | 20,906 | - |
| 1Q12 | 450 | - |
| 4Q11 | 105 | - |
| 3Q11 | 1,312 | - |