| 季度 | 持股数 | 市值(亿美元) |
|---|---|---|
| 2020 Q1 | 53,642,713 | 19.1 |
| 2019 Q4 | 53,649,213 | 29.0 |
| 2019 Q3 | 53,649,213 | 29.0 |
| 2019 Q2 | 53,649,213 | 27.2 |
| 2019 Q1 | 53,649,213 | 27.8 |
| 2018 Q4 | 54,847,399 | 25.5 |
| 2018 Q3 | 56,047,399 | 35.0 |
| 2018 Q2 | 56,547,399 | 28.8 |
| 2018 Q1 | 47,659,456 | 27.3 |
| 2017 Q4 | 47,659,456 | 31.2 |
| 2017 Q3 | 47,659,456 | 26.7 |
| 2017 Q2 | 47,659,456 | 29.6 |
| 2017 Q1 | 47,659,456 | 25.6 |
| 2016 Q4 | 43,203,775 | 21.5 |