| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 4Q22 | 0 | -100.0% |
| 3Q22 | 0 | -100.0% |
| 2Q22 | 0 | -100.0% |
| 1Q22 | 151,197 | +79.8% |
| 4Q21 | 60,780 | -58.5% |
| 3Q21 | 101,957 | +240.5% |
| 2Q21 | 94,577 | -28.6% |
| 1Q21 | 84,089 | -61.7% |
| 4Q20 | 146,491 | -30.0% |
| 3Q20 | 29,944 | -54.4% |
| 2Q20 | 132,472 | +76.5% |
| 1Q20 | 219,576 | +541.2% |
| 4Q19 | 209,394 | -4.6% |
| 3Q19 | 65,692 | +85.7% |
| 2Q19 | 75,070 | -78.1% |
| 1Q19 | 34,243 | -91.1% |
| 4Q18 | 219,468 | -51.9% |
| 3Q18 | 35,377 | -74.4% |
| 2Q18 | 342,017 | +61.7% |
| 1Q18 | 382,679 | +375075.5% |
| 4Q17 | 456,311 | - |
| 3Q17 | 138,392 | - |
| 2Q17 | 211,497 | - |
| 1Q17 | 102 | - |
| 4Q12 | 2,953 | +151.7% |
| 3Q12 | 39 | -66.4% |
| 2Q12 | 0 | - |
| 1Q12 | 11,158 | - |
| 4Q11 | 1,173 | - |
| 3Q11 | 116 | - |