| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 4Q23 | 2 | -94.9% |
| 3Q23 | 277 | +332.8% |
| 2Q23 | 0 | -100.0% |
| 1Q23 | 503 | -12.5% |
| 4Q22 | 39 | -75.5% |
| 3Q22 | 64 | -7.2% |
| 2Q22 | 123 | +167.4% |
| 1Q22 | 575 | +67.2% |
| 4Q21 | 159 | +3080.0% |
| 3Q21 | 69 | +86.5% |
| 2Q21 | 46 | -52.1% |
| 1Q21 | 344 | -97.6% |
| 4Q20 | 5 | -100.0% |
| 3Q20 | 37 | -99.6% |
| 2Q20 | 96 | -14.3% |
| 1Q20 | 14,072 | +376.9% |
| 4Q19 | 18,054 | +147.9% |
| 3Q19 | 8,943 | +181.9% |
| 2Q19 | 112 | -97.3% |
| 1Q19 | 2,951 | -35.8% |
| 4Q18 | 7,282 | +57.6% |
| 3Q18 | 3,172 | -24.7% |
| 2Q18 | 4,224 | +14465.5% |
| 1Q18 | 4,600 | +71.1% |
| 4Q17 | 4,621 | -3.8% |
| 3Q17 | 4,213 | +114.2% |
| 2Q17 | 29 | -98.9% |
| 1Q17 | 2,689 | -39.3% |
| 4Q16 | 4,803 | +14.5% |
| 3Q16 | 1,967 | -56.1% |
| 2Q16 | 2,595 | -25.7% |
| 1Q16 | 4,427 | +559.8% |
| 4Q15 | 4,194 | +52325.0% |
| 3Q15 | 4,480 | +223900.0% |
| 2Q15 | 3,491 | +2137.8% |
| 1Q15 | 671 | -2.3% |
| 4Q14 | 8 | - |
| 3Q14 | 2 | - |
| 2Q14 | 156 | +403.2% |
| 1Q14 | 687 | +12.1% |
| 4Q13 | 0 | - |
| 3Q13 | 0 | - |
| 2Q13 | 31 | - |
| 1Q13 | 613 | - |