| Period | Filings | Shares, Excl. Options | Value, Excl. Options |
|---|---|---|---|
| 2018 Q3 | 175 | 23.4 M | $807 M |
| 2018 Q2 | 163 | 23.1 M | $739 M |
| 2018 Q1 | 139 | 22.7 M | $471 M |
| 2017 Q4 | 131 | 22.0 M | $405 M |
| 2017 Q3 | 128 | 21.7 M | $427 M |
| 2017 Q2 | 128 | 21.5 M | $379 M |
| 2017 Q1 | 131 | 21.7 M | $374 M |
| 2016 Q4 | 132 | 21.8 M | $424 M |
| 2016 Q3 | 127 | 21.6 M | $417 M |
| 2016 Q2 | 134 | 21.8 M | $380 M |
| 2016 Q1 | 133 | 21.8 M | $350 M |
| 2015 Q4 | 134 | 22.0 M | $354 M |
| 2015 Q3 | 121 | 20.9 M | $295 M |
| 2015 Q2 | 123 | 20.7 M | $339 M |
| 2015 Q1 | 115 | 20.8 M | $367 M |
| 2014 Q4 | 121 | 21.5 M | $392 M |
| 2014 Q3 | 112 | 20.9 M | $234 M |
| 2014 Q2 | 109 | 21.6 M | $265 M |
| 2014 Q1 | 116 | 21.4 M | $217 M |