| （単位：千ドル） | 配当金の支払額 | 前年比（％） |
|---|---|---|
| 3Q19 | 43,009 | +5.3% |
| 2Q19 | 43,024 | +5.0% |
| 1Q19 | 41,136 | +5.9% |
| 4Q18 | 40,783 | +5.2% |
| 3Q18 | 40,850 | +5.4% |
| 2Q18 | 40,972 | +5.7% |
| 1Q18 | 38,829 | +5.4% |
| 4Q17 | 38,769 | +6.1% |
| 3Q17 | 38,764 | +4.4% |
| 2Q17 | 38,764 | +4.0% |
| 1Q17 | 36,840 | +4.1% |
| 4Q16 | 36,543 | +3.4% |
| 3Q16 | 37,142 | +5.1% |
| 2Q16 | 37,283 | +6.2% |
| 1Q16 | 35,396 | +9.7% |
| 4Q15 | 35,330 | +9.2% |
| 3Q15 | 35,323 | +10.1% |
| 2Q15 | 35,116 | +7.6% |
| 1Q15 | 32,263 | +1.7% |
| 4Q14 | 32,347 | +2.3% |
| 3Q14 | 32,093 | +1.9% |
| 2Q14 | 32,628 | +3.9% |
| 1Q14 | 31,725 | +4.7% |
| 4Q13 | 31,629 | +4.6% |
| 3Q13 | 31,495 | +4.3% |
| 2Q13 | 31,418 | +4.1% |
| 1Q13 | 30,303 | +3.9% |
| 4Q12 | 30,234 | +4.2% |
| 3Q12 | 30,194 | +4.2% |
| 2Q12 | 30,178 | +4.4% |
| 1Q12 | 29,165 | +3.9% |
| 4Q11 | 29,003 | +2.4% |
| 3Q11 | 28,970 | +2.8% |
| 2Q11 | 28,909 | - |
| 1Q11 | 28,076 | - |
| 4Q10 | 28,324 | - |
| 3Q10 | 28,193 | - |