27 instances from 3 years 2018 - 6 instances Jan Feb Mar Apr May Jun 21 2 Jun 21, 2018 2 instances 20:09:38 20:23:24 22 4 Jun 22, 2018 4 instances 04:38:47 07:15:08 10:59:14 11:11:30 Jul Aug Sep Oct Nov Dec 2017 - 12 instances Jan 6 2 Jan 6, 2017 2 instances 16:48:51 16:51:07 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 12:47:26 13:10:58 13:32:06 18:57:08 19:16:15 19:40:04 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 12:55:48 20:06:09 Nov Dec 25 26 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 11:22:28 11:28:05 11:29:38 30 2 Sep 30, 2016 2 instances 21:01:35 21:08:46 Oct 3 3 Oct 3, 2016 3 instances 14:07:20 14:07:22 14:09:03 Nov Dec 29