| （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 | - |
| 2Q23 | 0 | - |
| 1Q23 | 196,494 | +26.3% |
| 4Q22 | 50,000 | -49.3% |
| 3Q22 | 0 | - |
| 2Q22 | 0 | - |
| 1Q22 | 155,571 | - |
| 4Q21 | 98,686 | - |
| 4Q20 | 0 | - |
| 3Q20 | 0 | - |
| 2Q20 | 0 | -100.0% |
| 1Q20 | 161,029 | +259.0% |
| 4Q19 | 0 | -100.0% |
| 3Q19 | 0 | -100.0% |
| 2Q19 | 14,260 | - |
| 1Q19 | 44,856 | -61.9% |
| 4Q18 | 77,014 | -31.7% |
| 3Q18 | 74,956 | - |
| 2Q18 | 0 | -100.0% |
| 1Q18 | 117,831 | +17.4% |
| 4Q17 | 112,751 | +21.2% |
| 3Q17 | 0 | -100.0% |
| 2Q17 | 122,939 | +42.8% |
| 1Q17 | 100,352 | +135.1% |
| 4Q16 | 93,047 | -2.2% |
| 3Q16 | 114,528 | +0.4% |
| 2Q16 | 86,076 | +2686.5% |
| 1Q16 | 42,684 | -66.0% |
| 4Q15 | 95,162 | -24.0% |
| 3Q15 | 114,032 | +212.3% |
| 2Q15 | 3,089 | - |
| 1Q15 | 125,627 | - |
| 4Q14 | 125,180 | +193.3% |
| 3Q14 | 36,517 | - |
| 4Q13 | 42,675 | +25.9% |
| 3Q13 | 0 | - |
| 4Q12 | 33,886 | - |
| 3Q12 | 0 | - |
| 2Q12 | 61,591 | - |
| 1Q12 | 0 | -100.0% |
| 4Q11 | 0 | - |
| 3Q11 | 0 | - |
| 2Q11 | 0 | - |
| 1Q11 | 12,704 | - |
| 3Q10 | 0 | - |