31 instances from 3 years 2018 - 8 instances Jan Feb Mar Apr May Jun 21 4 Jun 21, 2018 4 instances 15:09:24 15:38:09 15:49:15 15:53:18 22 3 Jun 22, 2018 3 instances 03:06:14 10:43:08 10:55:32 23 Jul Aug Sep Oct Nov Dec 2017 - 13 instances Jan 6 2 Jan 6, 2017 2 instances 16:34:34 16:37:41 Feb Mar Apr May Jun 21 5 Jun 21, 2017 5 instances 10:47:57 10:49:28 18:46:00 19:05:50 19:28:59 Jul Aug Sep Oct 2 2 Oct 2, 2017 2 instances 10:41:52 19:52:41 Nov 8 2 Nov 8, 2017 2 instances 20:57:04 20:57:06 Dec 25 26 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 10:53:03 10:58:37 10:58:49 10:58:51 30 2 Sep 30, 2016 2 instances 20:18:13 20:24:00 Oct 3 3 Oct 3, 2016 3 instances 13:12:24 13:12:27 13:12:27 Nov Dec 29