20 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 01:47:32 01:47:49 01:48:18 Jul Aug Sep Oct Nov Dec 2017 - 7 instances Jan 6 2 Jan 6, 2017 2 instances 16:30:59 16:39:28 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 04:10:34 04:10:35 Jul Aug Sep Oct Nov 2 8 Dec 25 2016 - 10 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 18:47:17 18:52:53 18:53:01 19:12:55 Oct 1 2 Oct 1, 2016 2 instances 03:24:24 03:30:32 3 3 Oct 3, 2016 3 instances 19:07:40 19:13:50 19:16:51 Nov Dec 29