Closing Market Price and NAV History

Date	Market Price1	Net Asset Value2	Bid/Ask Midpoint	Volume1	Net Assets2
6/29/2018	$56.22	$55.87	$55.89	7,806	$89,395,512
6/28/2018	$55.96	$55.92	$55.89	3,047	$89,477,184
6/27/2018	$55.86	$55.90	$55.96	23,305	$89,438,251
6/26/2018	$56.38	$56.37	$56.38	7,228	$90,196,490
6/25/2018	$56.31	$56.26	$56.26	2,305	$90,009,629
6/22/2018	$57.02	$56.87	$56.86	9,957	$90,999,171
6/21/2018	$56.57	$56.64	$56.63	1,716	$90,626,992
6/20/2018	$57.13	$57.32	$57.33	2,085	$91,706,315
6/19/2018	$56.66	$57.05	$57.05	1,405	$91,281,784
6/18/2018	$56.97	$57.08	$57.08	9,702	$94,184,251
6/15/2018	$56.77	$56.98	$56.97	1,670	$94,023,829
6/14/2018	$56.90	$57.00	$56.95	2,207	$96,896,809
6/13/2018	$56.94	$56.89	$56.90	4,308	$96,717,694
6/12/2018	$57.13	$57.23	$57.21	1,220	$97,289,963
6/11/2018	$57.33	$57.26	$57.27	4,137	$97,344,793
6/8/2018	$56.92	$57.08	$57.06	4,315	$97,030,153
6/7/2018	$56.83	$56.91	$56.87	12,611	$96,743,479
6/6/2018	$56.47	$56.72	$56.67	560	$96,423,984
6/5/2018	$56.28	$56.35	$56.34	8,925	$95,800,202
6/4/2018	$56.15	$56.23	$56.21	710	$95,583,169
6/1/2018	$55.93	$56.03	$56.01	1,588	$95,245,919