26 instances from 3 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 20:26:13 20:39:59 20:40:11 22 4 Jun 22, 2018 4 instances 04:45:54 11:15:24 11:27:34 23:53:11 23 Jul Aug Sep Oct Nov Dec 2017 - 10 instances Jan 6 Feb Mar Apr May Jun 21 6 Jun 21, 2017 6 instances 13:03:47 13:27:21 13:48:19 19:13:05 19:32:18 19:55:59 Jul Aug Sep Oct 2 Nov Dec 25 26 2016 - 8 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 11:39:00 11:44:39 11:44:50 11:46:14 30 2 Sep 30, 2016 2 instances 21:31:17 21:36:01 Oct 3 2 Oct 3, 2016 2 instances 14:43:28 14:43:30 Nov Dec