| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 3Q23 | 686 | -21.5% |
| 2Q23 | 1,223 | -45.8% |
| 1Q23 | 5,070 | -30.9% |
| 4Q23 | 4,426 | -732.3% |
| 3Q22 | 874 | +8.0% |
| 2Q22 | 2,256 | -48.0% |
| 1Q22 | 7,332 | +246.2% |
| 4Q22 | -700 | -112.5% |
| 3Q21 | 809 | +993.2% |
| 2Q21 | 4,335 | +195.5% |
| 1Q21 | 2,118 | -69.4% |
| 4Q21 | 5,580 | - |
| 3Q20 | 74 | -74.7% |
| 2Q20 | 1,467 | +197.6% |
| 1Q20 | 6,914 | +78.6% |
| 4Q19 | 908 | +223.1% |
| 3Q19 | 292 | -16.3% |
| 2Q19 | 493 | +31.8% |
| 1Q19 | 3,872 | -14.4% |
| 4Q18 | 281 | -98.4% |
| 3Q18 | 349 | -102.3% |
| 2Q18 | 374 | -97.6% |
| 1Q18 | 4,526 | -76.0% |
| 3Q17 | -15,281 | - |
| 1Q17 | 4,062 | - |
| 4Q17 | 17,127 | - |
| 2Q17 | 15,609 | - |
| 1Q17 | 18,876 | - |
| 3Q15 | 2,081 | -34.9% |
| 2Q15 | 1,622 | -82.6% |
| 1Q15 | 38,704 | -11.0% |
| 4Q14 | 1,548 | -31.0% |
| 3Q14 | 3,196 | +128.1% |
| 2Q14 | 9,298 | +70.8% |
| 1Q14 | 43,506 | +305.1% |
| 4Q13 | 2,245 | +760.2% |
| 3Q13 | 1,401 | +519.9% |
| 2Q13 | 5,444 | -289.5% |
| 1Q13 | 10,739 | +33.0% |
| 4Q12 | 261 | -77.3% |
| 3Q12 | 226 | -59.8% |
| 2Q12 | -2,873 | - |
| 1Q12 | 3,885 | - |
| 1Q12 | 8,077 | - |
| 4Q11 | 1,150 | - |
| 3Q11 | 562 | - |