28 instances from 3 years 2018 - 6 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:03:15 20:17:10 22 3 Jun 22, 2018 3 instances 04:36:10 10:53:11 11:05:28 Jul 7 Aug Sep Oct Nov Dec 2017 - 14 instances Jan 6 2 Jan 6, 2017 2 instances 16:41:34 16:44:09 10 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 12:41:21 13:04:53 13:26:03 18:51:09 19:10:13 19:34:05 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 12:49:43 20:00:15 Nov 20 Dec 25 26 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 2 Sep 19, 2016 2 instances 11:16:19 11:23:26 30 2 Sep 30, 2016 2 instances 20:51:59 20:59:50 Oct 3 3 Oct 3, 2016 3 instances 13:53:41 13:53:47 13:55:17 Nov Dec 29