| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 4Q23 | 26,062 | -25.5% |
| 3Q23 | 33,938 | +78.1% |
| 4Q22 | 34,996 | +7764.3% |
| 3Q22 | 19,053 | +6315.2% |
| 2Q22 | 29,898 | +254.3% |
| 1Q22 | 400 | +131.2% |
| 4Q21 | 445 | +133.0% |
| 3Q21 | 297 | -41.5% |
| 2Q21 | 8,439 | +1442.8% |
| 1Q21 | 173 | +311.9% |
| 4Q20 | 191 | +389.7% |
| 3Q20 | 508 | +1139.0% |
| 2Q20 | 547 | -43.3% |
| 1Q20 | 42 | +180.0% |
| 4Q19 | 39 | -40.9% |
| 3Q19 | 41 | +310.0% |
| 2Q19 | 965 | +10622.2% |
| 1Q19 | 15 | -60.5% |
| 4Q18 | 66 | -25.8% |
| 3Q18 | 10 | 0.0% |
| 2Q18 | 9 | +125.0% |
| 1Q18 | 38 | +442.9% |
| 4Q17 | 89 | +256.0% |
| 3Q17 | 10 | +150.0% |
| 2Q17 | 4 | 0.0% |
| 1Q17 | 7 | -22.2% |
| 4Q16 | 25 | -78.3% |
| 3Q16 | 4 | -71.4% |
| 2Q16 | 4 | -80.0% |
| 1Q16 | 9 | -55.0% |
| 4Q15 | 115 | +82.5% |
| 3Q15 | 14 | -99.7% |
| 2Q15 | 20 | -99.5% |
| 1Q15 | 20 | -99.3% |
| 4Q14 | 63 | -98.3% |
| 3Q14 | 5,513 | +85.2% |
| 2Q14 | 3,837 | -45.7% |
| 1Q14 | 2,767 | -39.7% |
| 4Q13 | 3,719 | +5138.0% |
| 3Q13 | 2,977 | +4277.9% |
| 2Q13 | 7,067 | +10292.6% |
| 1Q13 | 4,587 | +8240.0% |
| 4Q12 | 71 | +108.8% |
| 3Q12 | 68 | +44.7% |
| 2Q12 | 68 | - |
| 1Q12 | 55 | - |
| 4Q11 | 34 | - |
| 3Q11 | 47 | - |