| （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 | - |
| 2Q22 | 47,500 | - |
| 1Q22 | 33,800 | - |
| 3Q21 | 0 | - |
| 4Q21 | -5,900 | - |
| 3Q20 | 0 | -100.0% |
| 4Q19 | 5,000 | -95.2% |
| 3Q19 | 106,800 | +434.0% |
| 2Q19 | 104,300 | +1309.5% |
| 1Q19 | 103,100 | +142.6% |
| 4Q18 | 104,800 | - |
| 3Q18 | 20,000 | -33.3% |
| 2Q18 | 7,400 | -26.0% |
| 1Q18 | 42,500 | +269.6% |
| 4Q17 | 0 | -100.0% |
| 3Q17 | 30,000 | +445.5% |
| 2Q17 | 10,000 | +72.4% |
| 1Q17 | 11,500 | +11400.0% |
| 4Q16 | 41,300 | - |
| 3Q16 | 5,500 | - |
| 1Q16 | 100 | - |
| 2Q16 | 5,800 | - |
| 4Q12 | 11,722 | -425.2% |
| 3Q12 | 0 | -100.0% |
| 2Q12 | -2,664 | - |
| 1Q12 | 2,399 | - |
| 3Q11 | 32,649 | - |
| 1Q12 | 5,063 | - |
| 4Q11 | -3,605 | - |