27 instances from 3 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 20:26:03 20:39:48 20:39:59 22 4 Jun 22, 2018 4 instances 04:45:50 11:15:14 11:27:24 23:50:41 23 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan 6 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 13:03:37 13:27:06 13:48:09 19:12:55 19:32:08 19:55:50 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:38:49 11:44:29 11:44:39 11:46:04 30 2 Sep 30, 2016 2 instances 21:30:59 21:35:47 Oct 3 3 Oct 3, 2016 3 instances 14:42:18 14:43:04 14:43:05 Nov Dec