28 instances from 3 years 2018 - 7 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:05:13 20:19:04 22 4 Jun 22, 2018 4 instances 04:36:58 06:40:55 10:54:59 11:07:16 Jul 9 Aug Sep Oct Nov Dec 2017 - 13 instances Jan 6 2 Jan 6, 2017 2 instances 16:43:44 16:46:19 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 12:43:09 13:06:41 13:27:51 18:52:56 19:11:59 19:35:52 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 12:51:31 20:02:00 Nov 20 Dec 25 26 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 2 Sep 19, 2016 2 instances 11:18:07 11:25:16 30 2 Sep 30, 2016 2 instances 20:55:09 21:02:46 Oct 3 3 Oct 3, 2016 3 instances 13:58:07 13:58:16 13:59:26 Nov Dec 29