| （単位：千ドル） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 3Q21 | 331,361 | +18.6% |
| 2Q21 | 319,626 | +14.7% |
| 1Q21 | 310,046 | +12.1% |
| 4Q20 | 300,890 | +8.1% |
| 3Q20 | 279,477 | +2.2% |
| 2Q20 | 278,653 | +4.5% |
| 1Q20 | 276,628 | +5.5% |
| 4Q19 | 278,246 | +2.9% |
| 3Q19 | 273,528 | -2.8% |
| 2Q19 | 266,686 | -5.5% |
| 1Q19 | 262,148 | -10.5% |
| 4Q18 | 270,471 | -12.4% |
| 3Q18 | 281,491 | -3.4% |
| 2Q18 | 282,335 | -0.3% |
| 1Q18 | 292,801 | +5.4% |
| 4Q17 | 308,905 | +12.7% |
| 3Q17 | 291,456 | +6.4% |
| 2Q17 | 283,215 | +6.4% |
| 1Q17 | 277,729 | +11.1% |
| 4Q16 | 274,087 | +10.7% |
| 3Q16 | 273,963 | +18.3% |
| 2Q16 | 266,156 | +20.2% |
| 1Q16 | 249,905 | +28.0% |
| 4Q15 | 247,540 | - |
| 3Q15 | 231,492 | - |
| 2Q15 | 221,372 | - |
| 1Q15 | 195,236 | - |