28 instances from 3 years 2018 - 7 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:18:42 20:32:25 22 3 Jun 22, 2018 3 instances 04:42:34 11:07:59 11:20:14 23 Jul 9 Aug Sep Oct Nov Dec 2017 - 11 instances Jan 6 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 12:56:17 13:19:50 13:40:52 19:05:47 19:24:53 19:48:43 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 13:04:46 20:14:41 Nov Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:31:27 11:37:04 11:37:11 11:38:39 30 2 Sep 30, 2016 2 instances 21:16:46 21:22:31 Oct 3 3 Oct 3, 2016 3 instances 14:26:34 14:26:35 14:26:50 Nov Dec 29