30 instances from 3 years 2018 - 7 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 15:04:17 15:33:17 15:43:16 15:48:21 22 3 Jun 22, 2018 3 instances 03:04:10 10:38:20 10:50:46 Jul Aug Sep Oct Nov Dec 2017 - 13 instances Jan 6 2 Jan 6, 2017 2 instances 16:28:22 16:31:44 Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 10:43:10 10:44:43 18:41:09 19:01:30 19:24:09 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 10:37:10 19:48:03 Nov 8 2 Nov 8, 2017 2 instances 20:50:27 20:50:30 Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:48:08 10:53:42 10:53:51 10:53:56 30 2 Sep 30, 2016 2 instances 20:07:43 20:13:30 Oct 3 3 Oct 3, 2016 3 instances 13:02:42 13:02:47 13:02:50 Nov Dec 29