3/22/2019         3/31/2019          498.6         501.6
4/01/2019         4/07/2019          499.4         502.4
4/08/2019         4/14/2019          500.1         503.1
4/15/2019         4/21/2019          500.9         503.9
4/22/2019         4/28/2019          501.7         504.7
4/29/2019         5/05/2019          502.4         505.4
6/06/2019         5/12/2019          503.2         506.2
5/13/2019         5/19/2019          504.0         507.0
5/20/2019         5/26/2019          505.5         508.5
5/27/2019         6/02/2019          506.5         509.5
6/03/2019         9/15/2019          506.5         509.3