27 instances from 3 years 2018 - 6 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:13:48 20:27:33 22 3 Jun 22, 2018 3 instances 04:40:34 11:03:16 11:15:30 23 Jul Aug Sep Oct Nov Dec 2017 - 11 instances Jan 6 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 12:51:32 13:15:06 13:36:09 19:01:08 19:20:15 19:44:04 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 13:00:02 20:10:06 Nov Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:26:37 11:32:14 11:32:18 11:33:50 30 2 Sep 30, 2016 2 instances 21:09:21 21:15:57 Oct 3 3 Oct 3, 2016 3 instances 14:17:11 14:17:13 14:17:54 Nov Dec 29