18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:22:00 02:22:32 02:23:00 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 2 Jan 6, 2017 2 instances 22:25:10 22:25:11 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 10:17:22 10:17:43 Jul Aug Sep Oct Nov 21 Dec 25 2016 - 9 instances Jan Feb Mar Apr May Jun Jul Aug Sep 19 4 Sep 19, 2016 4 instances 16:29:05 16:29:48 16:34:39 16:34:44 Oct 1 2 Oct 1, 2016 2 instances 00:57:36 01:02:43 3 2 Oct 3, 2016 2 instances 16:42:42 16:43:17 Nov Dec 29