19 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 01:39:53 01:40:05 01:40:24 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 2 Jan 6, 2017 2 instances 16:23:02 16:29:36 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 04:03:06 04:03:12 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 18:39:23 18:44:56 18:45:43 19:05:36 Oct 1 2 Oct 1, 2016 2 instances 03:16:42 03:23:03 3 3 Oct 3, 2016 3 instances 19:00:05 19:06:30 19:09:34 Nov Dec 29