18 instances from 3 years 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 02:20:24 02:20:50 02:21:24 Jul Aug Sep Oct Nov Dec 2017 - 6 instances Jan 6 2 Jan 6, 2017 2 instances 22:23:30 22:23:31 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 10:15:43 10:16:04 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 16:27:24 16:28:09 16:32:59 16:33:03 Oct 1 2 Oct 1, 2016 2 instances 00:55:57 01:01:05 3 2 Oct 3, 2016 2 instances 16:41:03 16:41:39 Nov Dec 29