28 instances from 3 years 2018 - 7 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:06:24 20:20:13 22 4 Jun 22, 2018 4 instances 04:37:27 06:47:05 10:56:06 11:08:24 25 Jul Aug Sep Oct Nov Dec 2017 - 13 instances Jan 6 2 Jan 6, 2017 2 instances 16:44:57 16:47:34 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 12:44:17 13:07:49 13:28:58 18:54:02 19:13:05 19:36:58 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 12:52:38 20:03:06 Nov 20 Dec 25 26 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 2 Sep 19, 2016 2 instances 11:19:16 11:26:24 30 2 Sep 30, 2016 2 instances 20:56:53 21:04:19 Oct 3 3 Oct 3, 2016 3 instances 14:00:07 14:00:14 14:01:56 Nov Dec 29