33 instances from 3 years 2017 - 8 instances Jan 6 2 Jan 6, 2017 2 instances 15:06:14 15:06:17 7 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 03:16:14 03:18:26 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 03:02:46 16:08:12 Nov 2 Dec 2016 - 22 instances Jan Feb 17 Mar Apr May Jun 20 5 Jun 20, 2016 5 instances 16:58:31 17:53:33 17:55:47 17:58:36 23:47:43 21 2 Jun 21, 2016 2 instances 00:33:51 03:59:15 Jul Aug Sep 19 3 Sep 19, 2016 3 instances 10:51:06 10:56:26 10:56:35 20 30 Oct 1 2 Oct 1, 2016 2 instances 14:00:54 15:43:02 3 3 Oct 3, 2016 3 instances 11:05:35 11:05:52 11:05:52 4 2 Oct 4, 2016 2 instances 05:58:48 06:02:04 Nov Dec 29 2 Dec 29, 2016 2 instances 05:19:24 23:58:55 2015 - 3 instances Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 16 17 2 Dec 17, 2015 2 instances 06:05:47 07:34:08