18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 07:20:43 09:17:26 09:51:56 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 07:25:06 07:30:39 Jul Aug 29 Sep Oct 2 Nov Dec 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 14:13:56 14:24:11 14:32:40 14:36:56 30 2 Sep 30, 2016 2 instances 20:39:35 20:42:13 Oct 3 3 Oct 3, 2016 3 instances 12:46:23 12:55:04 13:11:35 Nov Dec 29