18 instances from 3 years 2017 - 3 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 09:44:52 10:41:44 Jul Aug Sep Oct Nov Dec 2016 - 14 instances Jan Feb 17 Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 13:54:58 17:56:41 22:30:49 21 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 16:29:52 18:21:05 18:43:21 30 2 Sep 30, 2016 2 instances 22:32:09 23:39:42 Oct 3 3 Oct 3, 2016 3 instances 15:44:43 15:59:37 16:46:35 Nov Dec 29 2015 - 1 instance Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 16