30 instances from 3 years 2018 - 7 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 15:09:14 15:37:59 15:49:05 15:53:08 22 3 Jun 22, 2018 3 instances 03:06:10 10:42:58 10:55:22 Jul Aug Sep Oct Nov Dec 2017 - 13 instances Jan 6 2 Jan 6, 2017 2 instances 16:34:23 16:37:30 Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 10:47:47 10:49:18 18:45:50 19:05:40 19:28:49 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 10:41:42 19:52:31 Nov 8 2 Nov 8, 2017 2 instances 20:56:50 20:56:52 Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:52:52 10:58:26 10:58:38 10:58:40 30 2 Sep 30, 2016 2 instances 20:17:57 20:23:44 Oct 3 3 Oct 3, 2016 3 instances 13:12:06 13:12:07 13:12:07 Nov Dec 29