18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 01:24:39 01:24:46 01:24:53 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 2 Jan 6, 2017 2 instances 15:37:58 16:06:17 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 03:34:12 03:39:40 Jul Aug Sep Oct 2 Nov 2 Dec 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 3 Sep 19, 2016 3 instances 18:23:28 18:28:50 18:51:24 Oct 1 2 Oct 1, 2016 2 instances 03:02:27 03:09:03 3 3 Oct 3, 2016 3 instances 18:46:04 18:52:29 18:55:32 Nov Dec 29