30 instances from 3 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 19:47:27 19:54:30 20:01:35 20:06:06 22 23 3 Jun 23, 2018 3 instances 07:54:27 08:52:42 08:55:56 Jul Aug Sep Oct Nov Dec 2017 - 13 instances Jan 6 3 Jan 6, 2017 3 instances 15:15:17 15:15:17 15:37:33 Feb Mar Apr May Jun 21 4 Jun 21, 2017 4 instances 12:04:22 12:26:43 12:43:25 12:52:27 22 Jul Aug Sep Oct 2 3 Nov 20 Dec 25 26 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 08:39:10 08:44:30 08:44:35 08:45:31 30 Oct 3 3 Oct 3, 2016 3 instances 09:09:36 09:09:36 09:09:37 Nov Dec 29