| Period | 13F Filings |
|---|---|
| 2021 Q3 | 1 |
| 2021 Q2 | 2 |
| 2021 Q1 | 2 |
| 2020 Q4 | 2 |
| 2020 Q3 | 2 |
| 2020 Q2 | 2 |
| 2020 Q1 | 2 |
| 2019 Q4 | 1 |
| 2019 Q3 | 1 |
| 2019 Q2 | 2 |
| 2019 Q1 | 1 |
| 2018 Q4 | 2 |
| 2018 Q3 | 6 |
| 2018 Q2 | 6 |
| 2018 Q1 | 5 |
| 2017 Q4 | 7 |
| 2017 Q3 | 7 |
| 2017 Q2 | 7 |
| 2017 Q1 | 11 |
| 2016 Q4 | 17 |
| 2016 Q3 | 548 |
| 2016 Q2 | 722 |
| 2016 Q1 | 714 |
| 2015 Q4 | 732 |
| 2015 Q3 | 696 |
| 2015 Q2 | 722 |
| 2015 Q1 | 745 |
| 2014 Q4 | 770 |
| 2014 Q3 | 728 |
| 2014 Q2 | 695 |
| 2014 Q1 | 677 |