28 instances from 3 years 2018 - 7 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:10:06 20:23:52 22 4 Jun 22, 2018 4 instances 04:38:58 07:17:24 10:59:41 11:11:57 Jul 7 Aug Sep Oct Nov Dec 2017 - 12 instances Jan 6 2 Jan 6, 2017 2 instances 16:49:21 16:51:36 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 12:47:53 13:11:25 13:32:33 18:57:34 19:16:41 19:40:31 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 12:56:14 20:06:35 Nov Dec 25 26 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 11:22:56 11:28:33 11:30:05 30 2 Sep 30, 2016 2 instances 21:02:16 21:09:30 Oct 3 3 Oct 3, 2016 3 instances 14:08:11 14:08:11 14:10:00 Nov Dec 29