| （単位：百万ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 4Q25 | 100 | -68.6% |
| 3Q25 | 100 | -75.0% |
| 2Q25 | 200 | -60.0% |
| 1Q25 | 300 | -70.0% |
| 4Q24 | 318 | +83.8% |
| 3Q24 | 400 | - |
| 2Q24 | 499 | - |
| 1Q24 | 1,001 | +135.1% |
| 4Q23 | 173 | -56.7% |
| 1Q23 | 425 | -53.0% |
| 4Q22 | 400 | -73.4% |
| 3Q22 | 652 | -24.0% |
| 2Q22 | 802 | +30.7% |
| 1Q22 | 905 | +199.9% |
| 4Q21 | 1,506 | +150615100.0% |
| 3Q21 | 857 | - |
| 2Q21 | 614 | - |
| 1Q21 | 301 | +664.2% |
| 4Q20 | 0 | -100.0% |
| 3Q20 | 0 | - |
| 2Q20 | 0 | -100.0% |
| 1Q20 | 39 | -45.8% |
| 4Q19 | 100 | -79.9% |
| 3Q19 | 0 | -100.0% |
| 2Q19 | 124 | -11.7% |
| 1Q19 | 72 | +149.5% |
| 4Q18 | 502 | -50260600.0% |
| 3Q18 | 181 | - |
| 2Q18 | 141 | - |
| 1Q18 | 29 | - |
| 4Q17 | -1 | - |
| 4Q16 | 0 | - |
| 3Q16 | 0 | - |
| 2Q16 | 0 | - |
| 1Q16 | 5 | - |