13 instances from 2 years 2017 - 2 instances Jan 6 Feb Mar Apr May Jun 21 Jul Aug Sep Oct Nov Dec 2016 - 11 instances Jan Feb Mar Apr May Jun 20 3 Jun 20, 2016 3 instances 14:01:26 17:51:44 22:35:39 21 Jul Aug Sep 19 2 Sep 19, 2016 2 instances 15:34:27 16:17:37 30 Oct 3 3 Oct 3, 2016 3 instances 14:54:41 15:07:52 15:52:25 Nov Dec 29