28 instances from 3 years 2018 - 7 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:22:56 20:36:40 22 4 Jun 22, 2018 4 instances 04:44:24 11:12:14 11:24:20 23:46:32 23 Jul Aug Sep Oct Nov Dec 2017 - 11 instances Jan 6 7 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 13:00:28 13:23:59 13:45:02 19:09:54 19:28:58 19:52:48 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:35:43 11:41:21 11:41:31 11:42:57 30 2 Sep 30, 2016 2 instances 21:25:31 21:29:00 Oct 3 3 Oct 3, 2016 3 instances 14:34:55 14:34:58 14:35:00 Nov Dec 29