| （単位：千ドル） | 配当金の支払額 | 前年比（％） |
|---|---|---|
| 4Q19 | 13,800 | -59.1% |
| 3Q19 | 13,200 | -61.1% |
| 2Q19 | 13,400 | -61.5% |
| 1Q19 | 33,900 | -4.2% |
| 4Q18 | 33,700 | -5.3% |
| 3Q18 | 33,900 | -2.0% |
| 2Q18 | 34,800 | +0.6% |
| 1Q18 | 35,400 | +2.0% |
| 4Q17 | 35,600 | +2.3% |
| 3Q17 | 34,600 | 0.0% |
| 2Q17 | 34,600 | +0.6% |
| 1Q17 | 34,700 | -0.9% |
| 4Q16 | 34,800 | +1.2% |
| 3Q16 | 34,600 | +2.1% |
| 2Q16 | 34,400 | +1.2% |
| 1Q16 | 35,000 | -2.0% |
| 4Q15 | 34,400 | +0.9% |
| 3Q15 | 33,900 | -0.9% |
| 2Q15 | 34,000 | +4.3% |
| 1Q15 | 35,700 | +9.5% |
| 4Q14 | 34,100 | +6.9% |
| 3Q14 | 34,200 | +6.2% |
| 2Q14 | 32,600 | -1.2% |
| 1Q14 | 32,600 | +65.5% |
| 4Q13 | 31,900 | +58.7% |
| 3Q13 | 32,200 | +61.0% |
| 2Q13 | 33,000 | +64.2% |
| 1Q13 | 19,700 | +13.2% |
| 4Q12 | 20,100 | +13.6% |
| 3Q12 | 20,000 | +8.1% |
| 2Q12 | 20,100 | +8.1% |
| 1Q12 | 17,400 | -8.4% |
| 4Q11 | 17,700 | +10.6% |
| 3Q11 | 18,500 | +17.8% |
| 2Q11 | 18,600 | - |
| 1Q11 | 19,000 | - |
| 4Q10 | 16,000 | - |
| 3Q10 | 15,700 | - |